New Modular Plug Speaker Mic with DTMF function keys for Icom Radio.
Made of durable material with the Modular plug .Easy slid-on at the top .
Heavy duty push to talk PTT button located on the side. DTMF (Dual Tone Multi Frequency) function will open the radio's squelch only when it receives a DTMF code that matches one pre-programmed into your receiver.
Each transceiver is normally programmed with a unique code.
This mic is for use with the following radios that require Modular 8-pin plug: