< Plug and play, auto pairing: No need to download apps or Bluetooth. Plug the receiver into your device, turn on the microphone, they will automatically connect and ready to use$$ Widely applicable: This mini microphone is suitable for iPhone, iPad and most Android phones 1. (Oppo/Vivo/iqoo/Realme brand phones must have OTG enabled to connect to this microphone) 2. Some phones do not support connecting external microphones. Please search and download Open Camera software in the app store or browser. Open Camera - Settings - Video Settings - Audio Source - External Microphone. Then you can connect the microphone to your phone$$ Ultra-long working time: Equipped with a high-quality 80mAh rechargeable battery, fully charged for 1 hour, it can work continuously for about 8 hours. You can also record while charging. $$Effective Distance: After wireless connection, the effective distance can reach up to 20 meters, without obstacles. $$DSP Intelligent Noise Reduction: Built-in DSP intelligent noise reduction chip has strong anti-interference ability, which can effectively recognize audio tracks and record clearly in noisy environments. Built-in high-sensitivity acquisition, 360-degree acquisition, support high frequency up to 20kHz$$Self-Synchronization Technology: It adopts real-time auto-synchronization technology, with a transmission delay of only 0.009s, and can record sound synchronously. Portable Design: Wireless design. Get rid of chaotic cables. Secure the wireless collar microphone in place with a small clip, making it easy to release both hands$$Reliable Performance: This wireless microphone enhances professional full-band audio. The frequency is 44.1-48kHz, which is more than 6 times that of traditional mono microphones. Support multi-channel real-time mixing to synchronize background music and phone voice in real time$$ How to use: 1. Connect the receiver to the phone. When the receiver searches for a match, the red light flashes slowly. 2. Press and hold the microphone power switch for 3 seconds to turn on the microphone. The red and green lights flash alternately. After successful pairing, the green light stays on 3. Open the camera or other APP and you can use the microphone normally 4. When not in use, press and hold the microphone power switch for 3 seconds to turn off the microphone. Unplug the receiver from the phone