Yaesu SSM-63A Features:
- The optional Yaesu SSM-63A is a single-ear headset.
- You can select either VOX or manual P-T-T operation.
- The gain is adjustable. Impedance is 32 Ohms. Audio output is 30 mW.
- The cable to the radio is 60 inches long.
It is powered from the FT1DR/FT2DR/FT3DR and draws only 1.5 mA (MAX).