AUDIO-COMM new single  ear headset  with adjustable boom microphone for FT-710 FTDX10 897-857-817-891-450-991 FTDX1 hf  and any Vhf radios using 8 pin modular mic  jacks. Yaesu hf and vhf modular jack radios only ... .. .These sturdy lightweight headsets produce articulate yet full sounding transmit and receive audio without external  audio accessories.....Plug and play.....No EQ needed ......Comfortable and lightweight .... .. Excellent RFI characteristics... ....Works off voltage from your radio....Matching network for maximum transmit gain....Adjustable volume control....Comes with 1 adapter for any of the listed radios...6 1/2 ft cords....  All units work on vox and come with a 3.5mm jack for Push To Talk  use- ptt switch sold separate...Priority shipping....   MONEY BACK GUARANTEE  minus shipping if not satisfied..... .... These hf models only    Modular FT710 aess--897-857-817-450-891-991.  PTT SWITCH SOLD HERE   https://www.ebay.com/itm/170546361673