Characteristics: Designed with a unique ID code: you can connect the microphone transmitter and receiver with the ID code if the frequency is disturbed for any reason. 0V, 5V and 48V voltage adjustable, compatible with dynamic microphone and condenser microphone to realize wireless singing: 0V for dynamic microphone, 5V for condenser microphone or sound recording microphone, 48V for phantom condenser microphone. Adopts integrated digital chips: intelligent noise reduction, high sound quality reduction, strong anti-interference, and help restore excellent sound quality. Automatic Frequency Matching There are 16 groups of frequency points when started: when the transmitter is turned on, it will automatically connect 16 adjustable frequency points to the idle receiver, supporting multiple sets of devices to be used at the same time. Stable and Long-Distance Reception: Wireless transmission with 3050M receiving distance, anti-interference and anti-whistle, clear sound effect. Equipped with XLR to 6.35 plug for receiver: can be used in speaker, mixer, amplifier, guitar and other sound equipment. Clear LED display screen: real-time display of the frequency band and electric quantity, which allows you to pay attention to the electric quantity in time and convenient to use. Highlight machine on/off status to prevent forgetting to turn off. Built-in 800mAh Long Endurance Lithium Battery: The high-performance electric lithium polymer battery has a lasting endurance of more than 5 hours. Technical data: Material: ABS Frequency Range: 500980MHz Channels: 16 frequencies Channel spacing: 0.52.5MHz Adaptation: DQPSK Frequency stability: 3PPM Frequency response: 40Hz20kHz Range: 3050M Lithium battery: 3.7V, 800mAh Transmitter Size: 106x36x25mm/4.17x1.42x0.98inch Receiver Size: 93 x 36 x 24mm / 3.66 x 1.42 x 0.94in Product Weight: 140g/4.93oz Package Weight: 280g/9.90oz Package Size: 14.6 x 14.1 x 5.2cm / 5.75 x 5.55 x 2.05in Packing list: 1 x Transmitter 1 x Receiver 1 x converter 1 x Type-C cable 1 x Manual (English)