Features: Digital wireless system(transmitter + receiver) for musical instruments like electric guitar, bass, etc. With strong anti-interface ability and stable signal transmission, less than 5ms delay. Supports using multiple wireless systems at the same time without interfering with each other, and effective transmission range is up to 50M. 220 rotatable 6.35mm plug, suitable for different musical instruments and device, super flexible to use. With various effects of reverberation, echo and chorus, and can also realize OTG internal recording to meet your needs in sound recording and short video shooting will not be disturbed by noise. Built-in rechargeable lithium battery, long working hours; comes with a dual-ended USB cable for conveniently charging the transmitter & receiver simultaneously. Specifications: Material: ABS System Response Frequency: 20~20KHz Distortion: