✅ 1 Key to switch -- Just click once of the switch on the wireless guitar transmitter, the wireless guitar receiver will change frequency automatically to the same as the transmitter. | ✅ Clear audio quality -- The wireless guitar system utilizes 24bit/48KHz sample frequency and delivers full 20 Hz-20 kHz frequency response that transmit clear high quality audio lossless digital signal, reproduce pure voice with low noise and latency(< 3ms) | ✅ Plug and play -- Red wireless guitar transmitter, green guitar wireless receiver, easy to recognize and use, no more action needed, just turn on, the guitar transmitter and receiver will match automatically. Professional wireless system suitable for most electric guitar, bass, acoustic guitar, bakelite guitar and other musical instrument with pickup, guitar amp. | ✅ Long working time -- the built-in 700mAh lithium battery was supported by Japanese Seiko protected chip, safer and comes with larger capacity that can works last for 6 hours after fully charged. | ✅ Low Latency and No Interference -- The wireless guitar transmitter receiver system adopts advanced 3.0 digital UHF wireless technology that will be better than 2.4Ghz wireless system and 5.8Ghz wireless system in latency and signal stability, it delivers great audio quality and stable signal, there are 10 × 10 channel for optional that avoid interference, no lag or no signal loss, effective range reaches 100-150 feet.