Specifications 1. Shell material: ABS 2. 2.4G solution: JieLi AD6976M4 3. Working system: GFSK 4. Working frequency: 2.4G-2.4835GHz 5. Radio sensitivity: -38db 6. Effective distance: greater than or equal to 10 meters 7. Transmitter shutdown power consumption: 2uA 8. Transmitter operating power consumption: (video mode) 25mA 9. Transmitter operating power consumption: (Bluetooth mode) 30-40mA 10. Receiver operating power consumption: 14mA 11. Microphone signal-to-noise ratio: greater than or equal to 65db 12. Frequency response: 20Hz-20KHz 13. Monitoring: One-way monitoring 14. Microphone: Electret 15. Battery: 300mAh 16. Talk time: greater than or equal to 10 hours 17. Standby time (off state): 6 months 18. Charging input standard: DC-5V/ Max 200+/-10mA 19. Charging time: 1.5-2 hours Features 1. Support Bluetooth mode and video mode 2. Support dodge function 3. Support reverb function 4. Automatic pairing 5. Support monitoring 6. Suitable for mobile phones, computers, sound cards, mixers, effectors... Package List 1. Receiver x 1 2. Microphone transmitter x 2 3. TRS 3.5mm to TRS 3.5mm audio cable x 1 4. TRRS 3.5mm to TRS 3.5mm audio cable x 1 5. Type-C charging cable x 3 6. Monitoring headphones x 2 7. Rabbit fur windproof cover x 2 8. Storage bag x 1 9. Instruction manual x 1 10. Packing box x 1