Outdoor Live Radio Lavalier Microphone Bluetooth Miniature Wireless Mics, Model: Dual Microphone 8 Pin Interface

1. Realize long-distance high-definition radio for webcasting, video vlog shooting, interviews, audio, video teaching and other occasions to use2. Automatic noise reduction, reverb, monitoring, playback, mute, can be live while charging the phone3. 2.4G wireless connection, boot automatically connected, easy to operate, support for one tow two people to use4. Can be used for cell phones, computers and other devices without APP5. Built-in rechargeable battery, ultra-long battery lifeParameters:1. Microphone: digital silicon mark2. Input voltage: 5V3. Battery capacity: 60mAh4. Continuity: 5-6 hours5. Signal-to-noise ratio: 64DBM adaptive noise reduction6. Transmission delay: 20MS7. Sensitivity: -42DB8. Frequency range: 20Hz-20KHz9. Transmission distance: 15-20 meters without obstacles10. Size (including color box): 12.1 x 8.1 x 3.1cm11. Weight (with packaging): 68g for single mic, 85g for dual mic