1The wireless transmission distance is 30 meters, when transmission is open and unobstructed without interference, the distance is as long as 30 meters, and the wall distance is 15 meters. 2The delay is only less than 5-8mm and the strong anti-interference and extreme distortion allow performance audience to share seamlessly. 36 hours battery life with built-in lithium battery can charge for 2-3 hours, battery life can be up to 6 hours 5V USB charging port. USB port, such as mobile phone adapter or computer power bank, can be used. 46.35mm standard audio plug can be rotated 180 degrees according to the environment, such as electric guitar, electric box, electric bass, electric drum, electric piano, electric guzheng, electric blowpipe, electric violin, etc. 5Compatible and support a variety of equipment, the receiver can be suitable for various electric guitar speakers, square dance speakers, sound cards, mixer amplifiers or various audio equipment with mic microphone input or audio input interface. Item Type: Wireless Guitar System Material: ABS Battery Type: Lithium battery ( with built-in battery) Battery Capacity: 700mAh Sampling Rate: 24bit/48KBz Delay: 105dB Use Frequency Band: 2.4GHz ISM frequency band Use Response: 20-20KHZ, +1dB/-3dB Support Equipment: Support 6 equipment to work at the same time Charging Method: 5V USB charging port 1 x Guitar Wireless Transmitter 1 x Guitar Wireless Receiver 1 x USB Charging Cable 1 x User Manual