PD-USB60 Digital Music On Hold The PD-USB60 is an easy to use digital music on hold system that utilizes standard USB flash drives for message transfer. The included USB flash drive comes with a professionally recorded "Thank you for holding..." message that makes the PD-USB60 truly plug an play. With full MP3 support, customization is simple. Just put your company's message on the flash drive, plug it in, and you're ready to go! PD-USB60 Features Automatic playback - Plays file or multiple files when USB flash drive is inserted in to unit Front panel digital controls - Allows you to adjust the volume, contour the sound with a two band equalizer, and step through the loaded files to select an individual message to play Informative LCD display - Provides system settings and levels as you... Less

Boost the storage capacity of your system with 500 GB SATA Scorpio Black Internal Hard Drive from Western Digital®. The drive has a huge capacity of 500 GB for space requiring operating systems with plenty of room left over for photos, music and videos. The hard drive features Shockguard technology which protects the drive mechanics and platter surface from shock. Also WD’s SecurePark technology parks the recording heads off the disk surface during spin up, spin down, and when the drive is off, this ensures the recording head never touches the disk surface resulting in improved long term reliability due to less head wear, and improved non-operational shock tolerance. Additionally WD's WhisperDrive combines state-of-the-art seeking algorithms to yield one of the quietest 2.5-inch hard... Less

M & S Systems DMC1A Whole House Music And Communication System Almond

Eco Extreme - Rugged All-Terrain Speaker Case - Petal PinkPart #: GDI-AQCSE101Take your music anywhereThe Eco Extreme waterproof case works with every mp3 player and cell phone including the iPhone, iPod Touch, Motorola Droid and Blackberry. Built with a rugged, rubberized protective body, this is a great choice for anyone on the go who wants to take their music with them.The Eco Extreme case for your mp3 player is a top pick. It provides extreme durability, rugged housing and dynamic sound performance that will get your heart rate up but priced to keep your heart rate down!Take it to the BeachThere is really no place that the Eco Extreme case will not go. Take it to the beach, hiking & backpacking, on your camping or boating trip...If you can get there, it'll follow you.Universal 1/8"... Less

PD-USB40 Digital Music On Hold The PD-USB40 is an easy to use digital music on hold system that utilizes standard USB flash drives for message transfer. The PD-USB40 includes a built-in "Thank you for holding..." message that plays whenever the USB flash drive is removed - no more dead air when you're change your message. With full MP3 support, customization is simple. Just put your company's message on the flash drive, plug it in, and you're ready to go! PD-USB40 Features Automatic playback - Plays files on USB flash drive automatically when plugged into unit. When USB drive is removed to change message, the PD-USB40 plays a built-in generic music on hold message. Message media - Includes 128MB. Compatible with up to 16 GB flash drive. Recording bitrate - 8kbps to 256kbps; auto detected... Less

6-source 6-zone hi-fidelity multi-room audio distribution system40 watts per zone (20 watts per channel)Each keypad provides control of the source components in each roomEasily expandable to 12 zonesFeatures class-D digital amplification for higher output cooler operation and longer system lifeBuilt-in IR pass-through at keypad controls source componentsAllport connection hub reduces installation time and features hidden wiringRS-232 serial port for easy integration into existing systemsIncludes 6 keypads (each with black almond ivory and white trim plates) Allport connection hub 6' Allport cable 10' network cable and 6 IR emitters

These drives offer the highest capacity for space-hungry operating system: s with plenty of room left over for photos music and video. Quiet WhisperDrive technology combines state-of-the-art seeking algorithms to yield one of the quietest 2.5-inch hard drives on the market. Reliable and rugged ShockGuard technology protects the drive mechanics and platter surfaces from shocks. Fast and efficient Ultra-fast 3 Gb/s SATA interface speed yields performance fit for demanding mobile applications.

A revolutionary new imaging system from Nikon, harmoniously designed from the ground up. Type: DSLR. Touch Screen : No. Video Outputs : HDMI . HD Movie Mode : 1080p . Color: White. Face Detection : Yes . Battery : Lithium-Ion . Megapixels : 9-12 MP . Image Stabilization : Optical . View Finder : LCD . LCD Screen Size : 3.0". ISO Range: 6400. Starting with a clean slate, we reexamined the potential of imaging and discovered globally unique way of preserving your memories with something different from just a photograph or a movie. When you press the shutter-release button, with the "Motion Snapshot" mode, the desired moment will be captured as a still image and also as a movie vignette. The movie vignette will play back in dramatic, 2.5x slow motion to an original BGM. From fleeting changes... Less

Bose® Music-To-Go Package - SoundDock Portable Digital Music System (Black) - Power Supply - Additional SoundDock Portable Rechargeable Lithium-Ion Battery - Power Supply Adapter - Remote Control - Portable Travel Bag - Bose Warranty.The Bose Music-To-Go Package includes the popular SoundDock Portable Digital Music System, an additional SoundDock lithium-ion battery and the SoundDock Portable travel bag. This package sets you up with everything needed to transport your SoundDock with ease. In addition to the SoundDock's built-in handle, the travel bag makes for an even more secure, not to mention elegant, way to tout or store your favorite portable music system. The spare battery ensures even longer listening and the included remote enables at-a-distance control. Additional items in the... Less

Increase the storage capacity of your system with the 320 GB PATA Scorpio® Blue™ Hard Drive from Western Digital®. With a capacity of 320 GB, it is ideal for space-hungry operating systems with plenty of room left over for photos, music, and video. Featuring ShockGuard™ technology, it protects the drive mechanics and platter surfaces from shocks. Additionally, the SecurePark™ technology of this Scorpio hard drive ensures that the recording head never touches the disk surface. This not only gives you quiet operation but also provides you long-term reliability due to less head wear and improved non-operational shock tolerance. Furthermore, the 5400 RPM spin speed of this reliable and rugged hard drive provides you fast and efficient performance. With all these features and more, this hard... Less

Bundle includes Yamaha P95 Digital Piano, Music Stand, and Polishing Cloth.The P95 gives musicians the dynamic, high-quality sound and natural piano touch response they expect from Yamaha, along with a high-quality built-in speaker system. All this packed into a slim, exceptionally affordable instrument that's always ready to play when you are.Graded Hammer Standard (GHS) Keyboard with matte finish of black keysJust as on a traditional acoustic piano, the keys of the lower notes have a heavier touch, while the higher ones are more responsive to lighter playing. The keyboard's sensitivity can even be adjusted to match your playing style. This Graded Hammer technology also enables the instrument to provide authentic touch in a lightweight instrument. The matte finish of the black keys... Less

When you want it all…this ThermaSol Premium Light & Music Package provides everything you need to create a luxurious atmosphere. The PLSC, equipped with a Signature Series operating control and the Serenity Light and Music System, can be installed anywhere in the bathroom or steam/shower and utilizes eighteen ultra high intensity LED lights, providing full spectrum mood lighting and white light, which can be individually adjusted to create the perfect atmosphere. Featuring a built-in FM receiver and two audio inputs for connecting to CD, DVD, TV, satellite radio, MP3 or cable, this self-amplified multi-channel system provides full range sound and maximum flexibility. Available in fourteen decorator finishes and three décor styles to match any project. SEC Operating Control features... Less

A revolutionary new imaging system from Nikon, harmoniously designed from the ground up. Type: DSLR. LCD Screen Size: 3.0". Color : White. HD Movie Mode : 1080p . Battery : Lithium-Ion . Megapixels: 9-12 MP. ISO Range : 6400 . Touch Screen : No . Video Outputs : HDMI . Face Detection : Yes. Optical Zoom Range: 3 - 4X. View Finder : LCD. Image Stabilization: Optical. Starting with a clean slate, we reexamined the potential of imaging and discovered globally unique way of preserving your memories with something different from just a photograph or a movie. When you press the shutter-release button, with the "Motion Snapshot" mode, the desired moment will be captured as a still image and also as a movie vignette. The movie vignette will play back in dramatic, 2.5x slow motion to an original... Less

Increase the storage capacity of your system with the 250 GB PATA Caviar® Blue™ Hard Drive from Western Digital®. With a capacity of 250 GB, it is ideal for space-hungry operating systems with plenty of room left over for photos, music, and video. Featuring ShockGuard™ technology, it protects the drive mechanics and platter surfaces from shocks. In addition, the NoTouch™ ramp load technology of this Caviar hard drive ensures that the recording head never touches the disk media. This not only gives you quiet operation but also provides you long-term reliability due to less head wear and improved non-operational shock tolerance. Furthermore, the 7200 RPM spin speed of this reliable and rugged hard drive provides you fast and efficient performance. With all these features and more, this hard... Less

The Grace Digital Internet radio GDI-IRBM20 is the perfect device to bring SiriusXM Internet Music for Business into your office environment. It effortlessly connects to your broadband router via the built in Ethernet jack or wirelessly via 802.11b,g or n. No satellite dish required! With 74 channels that reflect SiriusXM's breadth and variety of content, they have the right music to connect with your customers and motivate your employees. And now programmed exclusively for commercial subscribers, listen to SiriusXM music with zero interruptions! SiriusXM Internet Music for Business features 31 music channels across all genres that will keep your customers dancing in the aisles, tapping their feet at the bar or chilled out at the salon.

Get your message out to large audiences with Amplivox's Digital Audio Travel Partner PA System. Its 250-watt amplifier powers two 6 1/2-inch woofers and a dynamic compression driver, allowing you to reach audiences up to 7,500. Incorporate music into your presentations with the built-in CD player, or use the USB port to connect to files on your computer. The digital pre-amp lets you control audio quality using the remote control. Comes with two microphones—a handheld, wired microphone and your choice of wireless microphones: lapel, headset or handheld. A special talk-over feature automatically reduces music levels when a microphone is used, so you don't have to worry about background audio drowning out your voice.

iLive ISA30B Wireless Indoor/Outdoor Speaker System - AC/DC Power Adapter - Line-in Cable - iLive Warranty.The iLive iSA30B Wireless Indoor/Outdoor Speaker System features a digital 2.4 GHz ISM wireless transmitter. This transmitter provides a transmission distance up to 200 feet with a line of sight and up to 90 feet indoors. The wireless speakers are weather resistant and also include an independent volume setting on each speaker. Stereo line-in 3.5mm jacks are built in to each system for use with external music players such as MP3 players and iPods.Each system has a power on status LED on the front of each speaker and a pairing/connect button. Each system comes with a built-in AC power cord and requires 6 D batteries (sold separately).

Grace Digital 7 in 1 USB RECORDABLE AUDIO PLAYER iPod CD Turntable CASSETTES Search Grace Digital 7 in 1 USB RECORDABLE AUDIO PLAYER! Plays iPod CD's Turntable CASSETTE Tapes!TRANSFER ALL OF YOUR FAVORITE MUSIC TO YOUR COMPUTER SAVE IT FOREVER!PERFECT GIFT FOR ANY MUSIC LOVER! BUY TODAY! 100% GUARANTEED!The Victoria Soundwriter fuses a classic 1950's nostalgic design with a modern multi-function music system. The Soundwriter also includes a unique USB recording feature to save your music from V

The DMC1 Music/Communicati on System Master is a full-function intercom and music distribution system designed for residential use. The system supports up to 15 room stations and up to three door speakers. The built-in AM/FM radio tuner allows setting eight AM station presets and eight FM station presets. The backlit liquid crystal display shows the operation mode, audio source, radio frequency, volume setting, and time. With the optional Model dmc1CD Add-on 6-disc CD changer installed, the display shows the disc number selected and the track number currently playing. Room stations have pushbuttons that control the system operation. Room and patio stations connect to the master unit using standard Cat-5 cable. The DMC1 and its accessories can also be used to retrofit existing 6-wire... Less

Centralize and protect your business files with WD Sentinel DX4000 Small Office Storage Server from Western Digital®. It enhances your business efficiency and productivity by enabling anytime, anywhere access to your business information. Featured LCD display panel on the front of the device allows employees to monitor the system status and critical alerts. Plus, it’s easy to set up process allows you to integrate WD Sentinel into your office network like a pro and once it’s set up, it intelligently manages drive and network status, reducing maintenance time so you can focus on your business. With dual Gigabit Ethernet connecitivity, WD Sentinel DX4000 delivers read speeds up to 85 MB/s through the Gigabit Ethernet interface. Additionally for maximum flexibility there are also 2... Less

Amplivox's Digital Audio Travel Partner PA System delivers the highest-quality sound with 360 degree coverage, allowing you to get your message across loud and clear to audiences of 7,500 people in rooms up to 25,000 square feet. This powerful PA system comes with two 6 1/2" NEO woofers that surpass most speaker quality. The built-in UHF receiver works with your choice of wireless microphone. You'll also receive a wired handheld microphone with 25' long cord. A CD player is included without an additional charge. A convenient USB input allow you to connect to your computer or projector. Includes AC power cord and rechargeable battery for up to 10 hours run time. The battery charges even while in use. Wheels and a retractable handle allow you to move the PA system anywhere with ease. Also... Less

SquareTrade AP6.0 Victoria Tunewriter III 7-in-1 P/N: GDI-TW3USB Manufacturer: Grace Digital Audio The Victoria Tunewriter III is a multi- functioning music system equipped with a unique recording feature allowing you to record your music from Vinyl, Cassette or AUX directly to your PC or Mac. The retro-style recordable turntable is a beautifully designed system that combines the most modern USB technology and LCD display with old school look and feel. The system has all the components to play y

Get your message out to large audiences with Amplivox's Digital Audio Travel Partner PA System. Its 250-watt amplifier powers two 6 1/2-inch woofers and a dynamic compression driver, allowing you to reach audiences up to 7,500. Incorporate music into your presentations with the built-in CD player, or use the USB port to connect to files on your computer. The digital pre-amp lets you control audio quality using the remote control. Comes with two microphones—a handheld, wired microphone and your choice of wireless microphones: lapel, headset or handheld. A special talk-over feature automatically reduces music levels when a microphone is used, so you don't have to worry about background audio drowning out your voice. This package also includes a cordless companion speaker, mic stand, two... Less

Listen to music outside your home without running speaker wires or power outlets! Grace's high-quality, weather- resistant Rock speaker is perfect anywhere outside your home. Powered by 900MHz 2-channel Phase Loop Lock circuitry they automatically lock in and keep the audio signal strong and clear within a range of up to 150 feet. The high powered wireless signal works through walls and other obstacles. The transmitter supports various audio inputs including RCA inputs for home theatre receivers, and headset connector for iPods, iPhone, TV's, MP3 players, and computers. The rock speaker as well as the transmitter are dual powered. Both can play for hours of enjoyment on battery power or plug them into nearby AC power outlets. The Rock speaker includes a built in rechargeable battery. When... Less

Listen to music inside or outside your home without running speaker wires or power outlets! Grace's high-quality, weather- resistant Rock speaker is perfect for anywhere outside your home. Powered by 900MHz 2-channel Phase Loop Lock circuitry they automatically lock in and keep the audio signal strong and clear within a range of up to 150 feet. The high powered wireless signal works through walls and other obstacles. The GDI-AQRCK41 Rock is an accessory add on speakers. Add Rock speakers to any of the Grace Digital audio core wireless systems. This accessory add-on Rock speaker will work with the following Grace Digital wireless speaker systems: GDI-AQBLT300, GDI-AQRCK400, and GDI-AQSHR200. The speakers are dual powered. They can play for hours of enjoyment on battery power or plug them... Less

The GDI-USBM10 plays audio directly from the included thumb drive. Perfect for music on hold, product displays, background music and more!Super easy to install to your phone system with a music on hold port.

Get your message out to large audiences with Amplivox's Digital Audio Travel Partner PA System. Its 250-watt amplifier powers two 6 1/2-inch woofers and a dynamic compression driver, allowing you to reach audiences up to 7,500. Incorporate music into your presentations with the built-in CD player, or use the USB port to connect to files on your computer. The digital pre-amp lets you control audio quality using the remote control. Comes with three microphones—a handheld, wired microphone and your choice of two wireless microphones: lapel, headset or handheld. A special talk-over feature automatically reduces music levels when a microphone is used, so you don't have to worry about background audio drowning out your voice. This package also includes a cordless companion speaker, mic stand,... Less

- Perfect for background music, music on hold and all your professional or business music needs - Select from over 17,000 radio stations with pure digital sound - or create your own radio station to stream - Dual audio zones - play the same music throughout your office and telephone system simultaneously - Plug and play - connects in minutes to your office Ethernet (RJ45) or wireless network. Built-in long range 802.11n Wi-Fi. Compatible with 802.11n, b or g routers and WPA, WEP, WPA2 passwords - Auto play - power loss is no problem!

Centralize and backup media on network, share on mobile devices, stream media to entertainment center. Capacity: 3TB. Portable, Desktop, Internal: Desktop. System Requirements: Windows XP/Vista/7 & Mac OS. Device Size: 3.5". Max Data Transfer Rate: 10/100/1000 Mb/s. Dimensions: 5.5" x 6.6" x 2.0". Software: SmartWare. Device Connector Type: Ethernet. Connect the My Book Live to a wireless router and centralize your media and files on your home network.. Stream movies, music, and photos to your entertainment center and computers.. Access photos with your mobile devices.

This book presents a systematic, comprehensive treatment of analog, discrete signal analysis and synthesis and an introduction to analog communication theory. The material is divided into five parts. The first part (Chapters 1-3) is mathematically oriented and deals with continuous-time (analog) signals. The second part (Chapters 4-5) is again mathematically based and deals with Fourier transforms, Hartley transforms, Laplace and Hilbert transforms. The third part (Chapters 6-7) presents basic system analysis, approximations, and analog filter circuits using op-amps. The fourth part (Chapters 8-9) deals with discrete signals, fast algorithms and digital filters. The fifth part deals with an introduction to analog communication systems.