【One TX to Many RX】Multiple receivers can be paired to single transmitter, and there is no limits!!! Support up to "6" sets of device work simultaneously at the same time, perfect for small/medium stage gig and daily band practice. | 【Auto-Pairing】This In Ear Monitoring system can pair automatically, no need to select the channel. Turn on the power, long press the two "PAIR" buttons at the same time, wait until the green light stop flashing, it paired successfully.That's how simple it is. | 【Support Stereo Transmission】This two devices can transmit true 100% stereo audio. One-Key to change Stereo/Mono input, providing smooth frequency response(Please make sure the audio source is stereo audio and use a stereo cable) | 【2.4GHz Wireless IEM】LEKATO MS-1 Wireless IEM adopts 2.4G frequency band, lossless sound quality, low noise/low latency. ＜12ms, 24-bit/48kbps high resolution, Broad 20Hz-20KHz frequency response,Dynamic Rang 105 dB. | 【Long Battery Life】Built in Rechargable Battery, the wireless in ear monitor system can last more than 5 hours after fully charged, enough for the daily use. | 【90Ft Wireless Range】The wireless range of distance between the transmitter and receiver is 90 feet( on the open area)