1. High quality: 5.8GHz wireless transmission technology, higher frequency than 2.4GHz, open ISM band, more powerful performance, larger transmission signal capacity, strong anti-interference ability.   2. Power supply: built-in lithium battery, battery life up to six hours, and equipped with USB cable, easy to charge. Bring you a better experience    3. Transmission: 5.8G wireless transmission technology, designed to solve the high-quality audio transmission of stringed instruments. Stable wireless transmission, transmission distance up to 50 meters, open and unobstructed without interference can be farther, free from limited constraints.   4. Pairing: 4 pairs of devices can be used at the same time, including 4 channel switching, 4 pairs of devices can be used at the same time, will not interfere with each other, high-fidelity output, suitable for stage performance.   5. General: wireless transmission receiver, electroacoustic instruments generally, such as electric guitar, electric bass, electronic keyboard and other types of electroacoustic instruments.