PULUZ Wireless Lavalier Microphone with 8-Pin Receiver and Dual Microphones (Black) Features: 1. Wireless pickup microphone with 2.4G wireless connection, supports up to 48kHz high-fidelity recording 2. Low latency design ensures no noticeable delay during recording 3. ENC noise reduction technology enabled by default for clear o capture in noisy environments 4. Bluetooth mode allows use for karaoke and adding background music during recordings 5. Music ducking function automatically reduces Bluetooth music volume when speaking 6. Reverb function enhances vocal richness and o quality 7. Built-in 300mAh high-capacity battery provides up to 12 hours of continuous recording Specifications: 1. Product Type: Lavalier Wireless Microphone 2. Channel System: Dual Microphone with One Receiver 3. Control Method: Button Controls 4. Active/Passive: Active 5. 2.4G Solution: Jerry AD6976M4 6. Working System: GFSK 7. Working Frequency: 2.4G - 2.4835GHz 8. Radio Sensitivity: -38dB 9. Effective Transmission Distance: Greater than or equal to 10 meters 10. Transmitter Shutdown Power Consumption: 2μA 11. Transmitter Power Consumption (Video Mode): 25mA 12. Transmitter Power Consumption (Bluetooth Mode): 30-40mA 13. Receiver Power Consumption: 16mA 14. Receiver Charging Output Current: 1000mA 15. Microphone Signal-to-Noise Ratio: ≥65dB 16. Frequency Response Range: 20Hz - 20kHz 17. Monitoring: One-way Monitoring 18. Microphone Type: Electret 19. Battery Capacity: 300mAh 20. Talk Time: More than 10 hours 21. Standby Time (Off State): Up to 6 months 22. Charging Input Standard: DC 5V MAX 200±10mA 23. Charging Time: 1.5 to 2 hours