Multi-Channel Wireless Audio Transmitter, Model 400

Multi-Channel Wireless Audio Transmitter, Model 400

Make all of your speakers wireless with the Model 400 Wireless Audio Transmitter. Ideal for 7.1 home theater systems: the transmitter transmits four channels of audio. You can make your rear speakers and your side speakers wireless or transmit to two rear speakers and a subwoofer.

The Model 400 transmits to any number of Model 400 wireless receivers and Model 480 wireless amplifiers. No more running long speaker cables. Set up your home theater speakers or speakers in another room without a big cabling project. Simply purchase as many wireless receivers and wireless amplifiers as you need.

The multi-channel transmitter will send the music at 5.8 GHz to the wireless receivers and amplifiers up to 150 feet. You will enjoy true CD quality with uncompressed digital wireless audio. Each Model 400 wireless receiver has a stereo RCA output and connect to any active speaker, subwoofer or power amplifier. Each model 480 wireless amplifier has a mono speaker amplifier built in and connects directly to any passive loudspeaker. The built-in amplifier delivers the efficiency of conventional class-D amplifiers while at the same time delivering far lower audio distortion.

The wireless receivers and amplifiers measure only 5 x 3.5 x 2 inches and are easily mountable to a speaker.


Flexible setup

Simply purchase and mix as many wireless receivers and amplifiers as you like. Each wireless receiver and amplifier can receive any of the four wireless audio channels. Throw passive speakers, active speakers and subwoofers into the mix and make them wireless. Add any number of additional receivers to transmit audio to other rooms.

State-of-the-art digital amplifiers

The Model 480 wireless amplifiers provide 150 Watts per channel at a distortion of only 0.04 % for audiophile music playback. Due to the amplifier's high efficiency, no cooling is required and all you will hear is the music.

Transmit any audio signal

The Model 400 transmitter can connect to virtually any audio source. Connect the transmitter directly to up to four amplified speaker outputs of your home-theater receiver to make your speakers wireless or connect to the RCA output of your DVD or to the sound card of your computer. Also, you can simply mix RCA and speaker audio inputs.

True CD-quality wireless

The Model 400 utilizes advanced uncompressed wireless audio transmission to achieve true CD quality. Due to the low latency the wireless surround sound signal is virtually free of any delay and the wireless speakers will be in perfect sync.


Model 400 Wireless Transmitter

Audio transmissionDigital
Transmitter frequency5.8 GHz
Number of wireless audio channels4
Error correction1/2 rate FEC
Transmitted data rate6 Mbps
Audio inputsspeaker-level, line-level
Operating rangeMax. 150 ft. (50 m) line of sight, max. 30 ft. (10 m) through walls
Model 400 Wireless Receiver

Output level1 Vrms (stereo line level output)
Frequency response2 Hz ... 20 kHz
Signal-to-noise ratio96 dB
Total harmonic distortion (THD+N)0.003 %
Overall audio latency< 1 ms
Channel separation95 dB
Model 480 Wireless Amplifier

Output power150 W (80 Wrms) (amplified mono speaker output)
Frequency response2 Hz ... 20 kHz
Signal-to-noise ratio96 dB
Total harmonic distortion (THD+N)0.04 %
Overall audio latency< 1 ms
Power efficiency90 %

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