The Xvive U2 system offers four channel choices at 2.4 GHz, and up to 100ft line-of-sight range. You can use up to 4 sets of transmitters and receivers with multiple instruments in the same setting, or you can assign multiple receivers to the same channel and use a single transmitter.

Up to 100ft/30 metre line-of-sight transmission range

Frequency Response: 10Hz-20kHz -Delay time: <6ms