Features: Designed with Unique Identification Code: you can connect the microphone and receiver by using the identification code if the frequency is interrupted for whatever reason. 0V 5V and 48V Voltage Adjustment Compatible with Dynamic Microphone and Condenser Microphone to Realize Wireless Singing: 0V for dynamic microphone 5V for condenser microphone or audio recording microphone 48V for phantom condenser microphone. Adopts Integrated Digital Chips: intelligent noise reduction high sound quality reduction strong -interference and help you restore excellent sound quality. Automatic Frequency Matching After Startup 16 Groups of Frequency Points are Available: after the is powered on it will automatically connect 16 adjustable frequency points with the idle receiver supporting multiple sets of devices to be used at the same time. Stable & Long-distance Reception: wireless transmission with 30~50M pickup distance -interference and whistle clear sound effect. Equipped with a XLR to 6.35 Plug for Receiver: it can be used in the speaker mixer amplifier guitar and other sound equipment. Clear LED Display Screen: real time display of frequency band and electric quantity letting you pay attention to electric quantity in time and it is convenient to use. Highlight the on / off condition of the machine to forgetting to shut down. Built-in Long Endurance 800mAh Lithium Battery: high performance electric polymer lithium battery has a lasting endurance of more than 5 hours. Specifications: Material: ABS Frequency : 500~980MHz Channels: 16 frequency Channel Spacing: 0.5~2.5MHz Adjustment: DQPSK Frequency Stability: ±3PPM Frequency Response: 40Hz~20kHz : 30~50M Lithium Battery: 3.7V 800mAh Size: 106 * 36 * 25mm / 4.17 * 1.42 * 0.98in Receiver Size: 93 * 36 * 24mm / 3.66 * 1.42 * 0.94in Item Weight: 140g / 4.93oz Package Weight: 280g / 9.90oz Package Size: 14.6 * 14.1 * 5.2cm / 5.75 * 5.55 * 2.05in Packing List: 1 * 1 * Receiver 1 * Converter 1 * Type-C Cable 1 * Manual (English)