(B-Stock) Boss WL-20L flat frequency wireless system

Plug-and-play wireless systems for guitar, bass, and other electronic instruments. No complicated setup required-simply dock the transmitter and receiver together for about 10 seconds to set the optimum wireless connection Newly developed BOSS technology delivers premium audio performance with rock-solid stability, ultra-low latency (2.3 ms), and 50-foot/15-meter range (line-of-sight propagation)* Built-in rechargeable batteries provide up to 12 hours of continuous playing time** Simple charging with a standard USB adaptor (5 V/500 mA or greater) Spare WL-T Transmitter available separately. * The transmission range may vary due to local conditions. ** A full charge provides 12 hours of time for the transmitter and 10 hours for the receiver. WL-20L is ideal for guitars and basses with active pickup, electro-acoustic guitars with built-in preamp and for line level instruments (e.g. keyboards).