Advanced Wireless Technology: Wireless guitar system features digital wireless technology that delivers great audio quality, simple setup, and is extremely reliable for any musicians. UHF original sound transmission, anti-interference and ultra-short delay, giving you the best music sound. Clear Signal Frequency: The wireless guitar system delivers a full 20Hz-20kHz frequency response, so you'll hear your guitar tone in great detail with only 4ms of latency. Low noise and latency. Multi Devices Supported: Supports 4 sets of devices working at same time, one-to-one; and max. transmission range is up to 50 meters.You are afforded the freedom to roam the stage for a truly dynamic performance. Rechargeable Long Working Time: Built-in rechargeable lithium battery, working time of the guitar transmitter & receiver is up to 4 hours, and with a USB cable for convenient recharging, which ensures good performance for your every show.