Digital Wireless Audio System Built In Battery Microphone Transmitter Receiver 900 930Hz(Black )

Feature: 1. Suitable for XLR dynamic microphones and battery powered condenser microphones 2. 5 hours battery life (rechargeable batteries for transmitter and receiver), maximum test distance is 24M (unobstructed) 3. Suitable for wireless recording, live news, stage performances, home outdoor, etc. 4. Built in rechargeable polymer lithium battery, convenient to charge 5. Available in two styles for choice: Black, Red Specification: Item Type: Digital Wireless SystemTechnology: Wireless UHF Technology Operating Range: Built in 10 switchable channels Built in rechargeable polymer lithium battery Transmitter Mode: Blue LED lights up Receiver Mode: Blue LED lights up Built in Lithium Battery: Model number is 902554 Capacity: 1500mA Transmitter:A. Maximum Microphone Input: 1.5Vrms B. RF Carrier Frequency Range: 901M 910M C. Maximum Transmit Power: 8dBm D. Audio Frequency Response: 30Hz 20KHz E. Working Temperature: 20 80 degrees F. Working Current: 120MA 2. Receiver: A. Maximum RF Input Signal Amplitude: 10bdBm B. Receiving Carrier Frequency Range: 901M 910M C. Receiving Sensitivity: 85dBm D. Audio Signal to noise Ratio: 96dB E. Audio Sampling Frequency: 48kHz F. Working Temperature: 20 80 degrees J. Audio Frequency Response: 30Hz 20KHz H. Working Current: 120MAOptional Style: Black, Red Pairing: The UR 4 wireless transceiver system defaults the first channel as the priority pairing channel every time it is turned on at the factory. When in use, after the transmitter and receiver are turned on, the transmitter long presses the SET key until the light flashes and releases. After 3 seconds, the frequency is automatically adjusted and the light stops flashing. The light of the receiver will change from the dark blue in the state of un frequency linking to the light blue color after the frequency linking. If other channel pairing is required, please follow the steps to set: 1. Turn on the transmitter and receiver and enter the power on state. 2. Press and hold the SET button of the transmitter until the light flashes and release it. After repeatedly pressing the SET button, the light stops flashing, and the second channel is applicable. And so on, press twice for the third channel, press three times for the fourth channel ... You can choose the channel according to the actual application. 3. The receiver and transmitter of the paired channel are linked to the microphone and the mixer and can be used.. Package List: 1 x Audio Transmitter1 x Receiver Adapter2 x USB Cable1 x Chinese and English User Manual