Features:Designed with Unique Identification Code: you can connect the microphone transmitter 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 anti-interference, and help you restore excellent sound quality.Automatic Frequency Matching After Startup, 16 Groups of Frequency Points are Available: after the transmitter 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 50~80M pickup distance, anti-interference and anti 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 prevent forgetting to shut down.Built-in Long Endurance 800mAh Rechargeable Battery: high performance electric polymer lithium battery has a lasting endurance of more than 5 hours.Specifications:Material: ABSFrequency Range: 571~598MHzChannels: 16 frequencyChannel Spacing: 0.5~2.5MHzAdjustment: DQPSKFrequency Stability: plus or minus 3PPMFrequency Response: 40Hz~20kHzRange: 50~80MDelay: 3msSampling Ratio: 24-bit / 48kbps audioMaximum SPL: 110dBRechargeable Battery: 3.7V, 800mAhWork Time: 6-8 hoursTransmitter Size: 107 * 36 * 34mm / 4.21 * 1.42 * 1.34inReceiver Size: 95 * 36 * 34mm / 3.74 * 1.42 * 1.34inConverter Size: 60 * 50 * 20mm / 2.36 * 1.97 * 0.79inItem Weight: 127g / 4.49ozPackage Weight: 283g / 9.98ozPackage Size: 14.7 * 14.1 * 5cm / 5.79 * 5.55 * 1.97inPackage List:1 * Transmitter1 * Receiver1 * Converter1 * Type-C Cable1 * Manual (English)NOTE:The frequency range in the manual is for reference only, and the actual frequency range is subject to the description(571~598MHz).The pictures on the packaging box are for reference only, and the actual products included are based on the packaging list.