MAMEN KM-D2 Lavalier Microphone 3.5mm

Features:
●Professional omnidirectional pickup microphone with wide frequency response and high-definition audio resolution.
● External noise canceling switch helps reduce low-frequency noise and wind noise.
● External pass switch for recorder compatible with different recorders.
●Built-in lithium-ion polymer rechargeable battery.
● Low power indicator, know battery service status.
● Lightweight design.
Parameters:
1. Transducer: electret condenser
2. Directional pattern: Omnidirectional
3. Frequency range: 50Hz-18kHz
4. Sensitivity: -30dB±3dB (0dB = 1V/Pa at 1KHz)
5. Low frequency attenuation: 60Hz 10dB/frequency doubled
6. Equivalent noise: 25dBA
7. Output connection: Standard 3.5mm plug connector
8. Cable length:8 meters
9. Power requirement: Built-in 3.7V/100mAh lithium battery Power consumption and 2mA (typical value)
10. Battery charging: universal USB cable
11. Single charge usage time: The battery can be used for 45-50 hours after fully charged