[Reliable and Efficient Wireless Transmission]: Our 2.4GHz ISM wireless guitar system utilizes cutting- to provide a low-distortion and low-signal loss audio transmission. With a global signal frequency band, it ensures seamless performance for any style of live guitar playing or practice. [Freedom to Stage]: With an impressive transmission distance of up to 20 meters outdoors, our wireless guitar system allows guitarists to freely roam large without worrying about signal loss or interference. This guarantees a seamless and uninterrupted playing experience. [Four Channel Selections for Optimal Connectivity]: Even in high wireless interference environments, our wireless guitar system offers four selectable channels to provide a strong and reliable connection. Guitarists can easily find the best channel to uninterrupted performance. [Superior Sound Quality and Responsiveness]: Our wireless guitar system boasts low latency of approximately 7 milliseconds and a sensitive frequency response of 20-20K Hz, delivering a high dynamic range of +1dB/-3dB. This ensures crystal clear and highly responsive audio reproduction for an enhanced playing experience. [Long-lasting Battery Life and Convenient]: The wireless guitar transmitter receiver set comes with an automatic sleep mode for power-saving, providing up to 8 hours of battery life. With a compact and highly portable design, it is and equipped with a 6.35mm guitar jack input and USB C charging port. LED indicators for channels and battery levels easy to monitor and operate. Effective Transmission Distance: 20m/66ft (outdoors) Latency: About 7 milliseconds Frequency Response: 20-20KHz,+1dB/-3dB Total Harmonic Distortion: Less than 0.05%(1KHz@-10dbFS) Input Dynamic Range: 95dB Signal Frequency Band: 2.4GHz ISM Worldwide Battery Life: 8 hours Battery Capacity: 400mAh Charging Time: 1.5 hours Charging Standard: DC 5V 1A Operating Temperature Range: -10-60C Sampling Rate/Depth: Uncompressed 16bit 48KHz Product Size: 12 x 3 x 2 cm/4.7 x 1.2 x 0.8 inch Singel Product Weight: 36 g/1.3 oz Color: Grey Material: plastic Package Contents: 1 * Wireless Guitar Transmitter 1 * Wireless Guitar Receiver 1 * USB Cable 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.