LINCO EMS-57 Speaker Microphone

Fit for ALINCO mobile Radios:

 DR-135, DR-145, DR-435, DR-610, DR-635, DR-03, DR-06 series

Specifications:

Microphone: Impedance:2.2Ω,
Sensitivity:-36dB+/–2dB,
Frequency response:20Hz-1.6KHz
Speaker: Impedance:32Ω+/-15%,
Sensitivity:82dB+/-3dB,

Frequency response:200Hz-3.5KHz