PULUZ Magnetic Lavalier Wireless Microphone with Charging Case Box, 8 Pin RX Receiver and 2 TX Microphones (Black) Features 1. SmartLink Solution. 2. 2.4G wireless connection, capable of providing high-fidelity recording at up to 48K. 3. Support 15ms low-latency recording, with imperceptible delay. 4. Excellent noise reduction performance, allowing easy recording in noisy environments without interference from background noise. 5. High-quality scene sound reproduction in original sound mode, suitable for immersive recordings. 6. Continuous recording for 5-6 hours per session. 7. Can play required audio or accompaniment via Bluetooth. 8. Charging case with light indicator to show battery levels, with a running light display from 0-100. Specifications 1. Main material: ABS 2. Channel system: Two transmitters and one receiver 3. Control method: Button 4. 2.4G solution: Smartlink WS300 5. Working format: GFSK 6. Working frequency: 2.4G-2.4835GHz 7. Radio sensitivity: -38db+-1db 8. Effective distance: Less than or equal to 20 meters 9. Transmitter shutdown power consumption: 5uA 10. Transmitter working power consumption: 20mA 11. Receiver working power consumption: 20mA 12. Receiver charging current for mobile phone: 1A-1.5A 13. Microphone signal-to-noise ratio: 72db 14. Microphone maximum boost level: 126db 15. Frequency response: 20Hz-20KHz 16. Monitoring: Support two-way monitoring 17. Microphone: 6027 welding wire microphone 18. Transmitter battery capacity: 130mAh 19. Recording time: 5-6 hours 20. Standby time: (power off) 6 months 21. Charging input standard: Contact charging: DC-5V Max 90+-10mA 22. Charging time: 1.5 hours 23. Charging compartment battery capacity: 700mAh 24. Charging compartment Max charging current: 300mA 25. Charging compartment full charge time: About 2-3 hours 26. Charging compartment no-load standby power consumption: Less than 50uA 27. Charging compartment load standby power consumption: Less t