Wireless Audio Transceiver (WAT). It consists of a transmitter and a set of receivers that are ideal for international conferences that require support for multiple languages. The WAT01-NG2 (second generation) is our latest product. It has all the most important features (long range, excellent sound quality, multi-channel support) of the previous WAT01 system.

It has a new design, a wired charging port and a dual input for transmitters. This allows the two cables to speak simultaneously. It also enables simultaneous transmission of MP3 sound and speech.

The WAT01-NG2 system has the following features:

  • an unlimited number of wireless receivers for each transmitter
  • stationary transmitter, with MP3 playback function, dual source audio combination function
  • advanced microchips for low noise and compact size
  • the transmitter has a mute function and a double input for voice and MP3 playback
  • allows two guides to speak at the same time
  • range of more than 200 m from transmitter to receivers
  • 50-100 independent channels, up to 25 operating simultaneously in the same location
  • lithium batteries in receivers can be recharged several times and last up to 32 hours.
  • easy to use charger and micro USB port
  • slim and nice design, very small size


Parameter Value
Frequency: 794-806 MHz, 840-865 MHz
Output power: 10 dBm
Frequency response: 20-16 kHz
Sensitivity: -115 dBm
Deviation: +/-100 k
Modulation: FM, PLL
Range: 200 m (open space/no disturbance)
Number of channels: 100
Power supply: 3.7 V lithium battery
Dimensions: 76 mm x 51 mm x 16 mm
Weight: 45 g, including a lithium battery