2.4Ghz 2.4Ghz&Bluetooth model
Chipset: RTL8763B
diameter ø50MM
Input resistance: 32 ω
Rated power: 20mW
Maximum input power: 100mW
Frequency range: 20Hz to 200KHz
Rated sensitivity: 110dB±5dB
Left and right balance: 1dB
Battery capacity: 1000mA
The microphone
sensitivity: -- 38dB±2dB
Microphone impedance: RL=2.2K ω
Directivity: all-pointing
Working voltage: 5V
Features:
with detachable earfoam