Feature:1. Adopts Integrated Digital Chips: intelligent noise reduction, high sound quality reduction, strong anti-interference, and help you restore excellent sound quality.2. Stable \u0026 Long-distance Reception: wireless transmission with 30M pickup distance, anti-interference and anti whistle, clear sound effect.3. Equipped with XLR to 6.35 Plugs for Transmitter \u0026 Receiver: it can be used in the speaker, mixer, amplifier, guitar and other sound equipment.4. 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.5. Built-in Long Endurance 500/800mAh Lithium Battery: high performance electric polymer lithium battery has a lasting endurance working hours.Specification:Features:Adopts Integrated Digital Chips: intelligent noise reduction, high sound quality reduction, strong anti-interference, and help you restore excellent sound quality.Stable & Long-distance Reception: wireless transmission with 30M pickup distance, anti-interference and anti whistle, clear sound effect.Equipped with XLR to 6.35 Plugs for Transmitter & 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 500/800mAh Lithium Battery: high performance electric polymer lithium battery has a lasting endurance working hours.Attention: This product is a fixed frequency and cannot be tuned frequency.Specifications:Color: Dark grayMaterial: ABSBandwidth: BLE2400-2483MHzFrequency Stability: ±30ppmDynamic Range: >90dBAudio Frequency Response: 40Hz-18KHzHarmonic Distortion:<0.5%Operating Temperature: -10~50Operating Voltage: 3.7VWorking Distance: >20mSignal-to-noise Ratio: ≥100dBDuration: 6-8h (included)Delay: 3.0msDistance: 30MBattery: 500-800mAhItem Size: transmitter: 118 * 32 * 25mm / 4.65 * 1.26 * 0.98in receiver: 113 * 32 * 25mm / 4.45 * 1.26 * 0.98inItem Weight: 183g / 6.48ozPackage Weight: 410g / 14.46ozPackage Size: 18 * 15.5 * 6.5cm / 7.09 * 6.10 * 2.56inPackage List:1 * Transmitter1 * Receiver2 * Converter1 * Type-C Cable1 * Manual (English)Package List:1 * Transmitter1 * Receiver2 * Converter1 * Type-C Cable1 * Manual (English)