HRI-100

DC In: 12 V ±10 %, negative ground, 1 A max

SP Jack: Input from Sound Card, 600 mV rms @ 600Ω

MIC Jack: Output to Sound Card, 500 mV p-p @ 600Ω

Radio Jack:

TX AF IN 500 mV rms @ 600Ω

DISC OUT 500 mV rms @ 600Ω

PTT (Positive 5 V DC)

Dimensions: 111 x 25.4 x 133 mm

Weight: 300g