1、Auto pairing, UHF transmission, stable signal and strong anti-interference ability. 2、Built-in high sensitivity condenser microphone to clearly extract your voice, providing clear sound quality. 3、Comes with two converters(6.35mm Converter \u0026 3.5mm Y-Converter) for more convenient use. 4、Through the two different converter, it can work with computer, mobile phone, loud speaker, amplifier, etc. 5、Comes with a double head charging cable for charging the receiver \u0026 transmitter simultaneously, saving charging time. 6、Easy to use, plug and play, comfortable to wear. 7、Wide applications, suitable for wind instruments, like saxophone, tuba, cornet, horn, trombone and clarinet. UHF wire-less microphone with receiver & transmitter, which features auto pairing, UHF transmission, stable signal and strong anti-interference ability, very easy and convenient to use. Suitable for wind instruments, like saxophone, tuba, cornet, horn, trombone and clarinet. Features: Auto pairing, UHF transmission, stable signal and strong anti-interference ability. Built-in high sensitivity condenser microphone to clearly extract your voice, providing clear sound quality. Comes with two converters(6.35mm Converter & 3.5mm Y-Converter) for more convenient use. Through the two different converter, it can work with computer, mobile phone, loud speaker, amplifier, etc. Comes with a double head charging cable for charging the receiver & transmitter simultaneously, saving charging time. Easy to use, plug and play, comfortable to wear. Wide applications, suitable for wind instruments, like saxophone, tuba, cornet, horn, trombone and clarinet. Specifications: Color: Black Transmission Range: >30m Frequency Response: 30Hz-18KHz Signal to Noise Ratio: 96dB Comprehensive distortion: <0.1% Dynamic Range: 96dB Transmitter Power: 10mW Receiver Sensitivity: -96dB Rechargeable-battery Capacity(Receiver & Transmitter): 3.7V 400mAh Working Time: 5 Hours Charging Time: 2 Hours Input Voltage: 5V Package Size: 215 * 210 * 35mm / 8.46 * 8.27 * 1.38in Package Weight: 500g / 1.10lb Notes: 1. This UHF microphone system needs to be used with an audio or a loudspeaker for the system itself cannot make sound. 2. As long as the audio device has a microphone jack or an audio input jack, then you can plug the receiver and turn on, and it will be automatically connected and sound. Package List: 1 * Transmitter 1 * Receiver 1 * 6.35mm converter 1 * 3.5mm Y-Converter 1 * Double-head charging cable 1 * Sprayproof sponge 1 * Transmitter 1 * Receiver 1 * 6.35mm converter 1 * 3.5mm Y-Converter 1 * Double-head charging cable 1 * Sprayproof sponge