Fangrui Product Details 1. 1 In 2 Wireless Collar Wheat With Charging Warehouse Phone Live Broadcast Interview Noise Reduction Collar Microphone 2. Material: Abs 3. Charging Power: Dc5v 4. Battery Capacity: 80mah, Charging Bin 800mah 5. Signal To Noise Ratio: 70db Or More 6. Pickup: Condenser Type 7. Endurance: About 20h 8. Frequency Range: 20hz-20khz 9. Size: About 8 X 5.8 X 3.4cm 10. Weight: About 145g 11. Features: 12. For Cell Phones Computers Cameras Cameras Sound Cards Recorders And Other Devices, For Most App Software 13. Ultra-clear Radio, Reverb Sound, 48khz, 16bit, Cd-quality Audio Sampling Rate And Bit Depth, Uncompressed Recording Sound, Treble Transparent Without Distortion, The Bass Is Thick And Magnetic 14. Low Latency, Signal Stability Without Lag, Obstacle Avoidance 2.4 Transmission Technology To Improve The Stability Of Long-distance Transmission, To Protect The Stability Of Sound Transmission 15. 2.4g Wireless Transmission, Take Out Can Be Radio, No Need To Pair 16. Built-in Intelligent Software, Can Automatically Identify The Access Device (cell Phone Camera) For Gain Adaptive, No Manual Adjustment 17. Mini Wear Beautiful, Built-in Lithium Battery, Durable 18. Charging Compartment With Digital Display Power 19. Dual-channel Radio, Can Simultaneously Capture 2 Sources Of Sound, High-fidelity Sound Quality