Fangrui Product Details 1. Puluz 1 Tx + 1 Rx Wireless Lavalier Microphone (black) 2. Specifications 3. Shell Material: Abs 4. 2.4g Solution: Jieli Ad6976m4 5. Working System: Gfsk 6. Working Frequency: 2.4g-2.4835ghz 7. Radio Sensitivity: -38db 8. Effective Distance: Greater Than Or Equal To 10 Meters 9. Transmitter Shutdown Power Consumption: 2ua 10. Transmitter Operating Power Consumption: (video Mode) 25ma 11. Transmitter Operating Power Consumption: (bluetooth Mode) 30-40ma 12. Receiver Operating Power Consumption: 14ma 13. Microphone Signal-to-noise Ratio: Greater Than Or Equal To 65db 14. Frequency Response: 20hz-20khz 15. Monitoring: One-way Monitoring 16. Microphone: Electret 17. Battery: 300mah 18. Talk Time: Greater Than Or Equal To 10 Hours 19. Standby Time (off State): 6 Months 20. Charging Input Standard: Dc-5v Max 200+-10ma 21. Charging Time: 1.5-2 Hours 22. Features 23. Support Bluetooth Mode And Video Mode 24. Support Dodge Function 25. Support Reverb Function 26. Automatic Pairing 27. Support Monitoring 28. Suitable For Mobile Phones, Computers, Sound Cards, Mixers, Effectors... 29. Package List 30. Receiver X 1 31. Microphone Transmitter X 1 32. Trs 3.5mm To Trs 3.5mm Audio Cable X 1 33. Otg Cable X 2 34. Type-c Charging Cable X 2 35. Monitoring Headphones X 1 36. Rabbit Fur Windproof Cover X 1 37. Storage Bag X 1 38. Instruction Manual X 1 39. Packing Box X 1