The wireless guitar system uses digital wireless technology to provide great audio quality, simple setup, and reliability for any performing musician. UHF original sound transmission, anti-interference ultra-short delay, giving you the best music sound. Frequency Characteristics: The wireless guitar system offers a full 20Hz-20kHz frequency response, so you'll hear very detailed guitar tones with only 4ms of delay. And supports 4 devices to work at the same time, one-to-one; and max. Transmission distance up to 50 meters. Compact Design: The wireless guitar transmitter and receiver are constructed of durable ABS plastic to withstand the rigors of touring and the harshest climates. Thanks to its simple and compact design, this wireless guitar system is perfect for any pedalboard.