• Frequency selectable with UP / Down keys
• PTT switch
• High pass filter for attenuation of lower audio frequencies
• Microphone gain control

Technical specifications:

• Output impedance: 55 Ohm ± 30% (at 1 kHz)
• Sensitivity: -30 dB ± 4dB (at 1kHz)
• Power supply: 5-10Vdc (supplied by the radio)
• 1 meter cable
• Weight: 730 g

Compatible with:

• IC-78, IC-910H, IC-703
• IC-706MKIIG, 
• IC-718 #03
• IC-718 #23
• IC-756PROIII
• IC-7000 #02 EUR
• IC-7000 #30
• IC-7200 #07
• IC-7400
• IC-7410 #05
• IC-7600 #09
• IC-7600 #04
• IC-7700 #13 EUR
• IC-7800 #03 EUR
• IC-9100 #04 EUR1