1、Elecic guitar wireless system, uncompressed signal ansmission, effective range is about 50meter (164 feet), stable signal, delay <4ms, high frequency response range from 20-20KHz, to provide you with clear and lossless high sound quality. Through the adapter cable, you can ansfer the signal received by the receiver to a computer, tablet or mobile phone. In this way, you can record the sound of the previous insument or share via the Internet 2、The universal wireless ansmitter and receiver for elecoacoustic musical insuments can free you from the shackles of using cables, and you can roam freely on the stage to obtain ue dynamic performance 3、48K 24bit sampling, spanning the frequency range of 20 Hz to 20 kHz, taking into account your performance, will capture and ansmit with greatest fidelity, thus providing you with exaordinary audio clarity 4、During use, please make sure that the ansmitter and receiver are kept away from the wireless router or other wireless devices. Eliminate the interference of the surrounding magnetic field. Connect the four 3.5 plugs to a mobile phone or other recording equipment and turn on the recording function, you can get good-quality recording effects 5、Select the working frequency band. Generally, when using two or more pairs in the same environment, you need to select different frequency bands, press the IPAIR button, and pay attention to the number of times the ID indicator flashes. If flashes once, means it is adjusted to the first channel, flashes twice means to tune to the second channel, this product has a total of four frequency bands available, that is, 4 systems can be used at the same time Item Type: Wireless Guitar SystemMaterial: ABSWireless Power: 10mWSampling: 48K 24biistortion: <0.05%Sound Delay: <1msansmission Distance: > Approx. 50meter / 164fesponse Range: 20Hz-20KHzSignal to Noise Channel: 90dBBattery Type: Built-in rechargeable lithium batteryBattery Capacity: 560mAHHow to Use: 1. Long press the ansmitter power button for 1 second, the ID indicator lights up, and the ansmitter turns on. In the power-on state, press and hold the power button for 1 second to shut down.2. Long press the receiver power button for 1 second, the ID indicator lights up, the receiver is turned on, paired and connected, and when it is turned on, press and hold the power button for 1 second to shut down.Size(LxW): Approx. 95 x 38mm / 3.7 x 1.5in 1 x Wireless Receiver1 x Wireless ansmitter1 x USB Cable1 x User Manual