EARPHONE MICROPHONE

HM-257LA

Descriptions

  • Flat audio characteristics for improved clarity in digital mode

Specifications

Connector Information 2-pin L-shaped, screw attached type 
Cable Length

Microphone - Earphone: 450 mm, 17.7 in

Microphone - Transceiver: 900mm, 35.4 in

Weight 35 g, 1.2 oz
Microphone Impedance

2.2 kΩ

Maximum Input Sound Pressure (Microphone)

110 dB at 1 kHz

Earphone Impedance

120 Ω

Rated Input Power (Earphone)

4 mW

Maximum Input Power (Earphone)

100 mW