Models：NANO-99A

 

 

 

 

 

 

 

 

 

Specification parameters
Operating temperature	-20oC～55oC
Micr operating voltage	1-10V
Mic sensitivity	-38±3dB
Horn sensitivity	114±3 dB
Horn power	10mW
Micr impedance	2.2KΩ 3V
Horn ringing	100-10KHZ
Mic ringing	100-10KHZ
Horn impedance	32Ω
Programmable circuit	Available
Waterproof outer layer	Available
Plug-in headphones	SNAP