This is a general purpose lead to programe the majority of Icom mobiles that use an 8 pin RJ45 microphone socket. Includes IC-F110, IC-F510, IC-F121, IC-F121S, IC-F1710, IC-F1721, IC-F1721D, IC-F1810, IC-F1821, IC-F1821D, IC-F210
Comprises a simple lead that goes between your PC 9 pin serial port and the mobiles microphone socket. No other Interface required. Equivalent to Icom OPC-1122.