This NEXUS style U-94 PTT is an amplified PTT designed to work with headsets using a Dynamic Microphone (AMPs / COMTAC etc...); includes a standard U-94 input port to connect your NATO style downlead cable (U-174) found on most headset systems. The coiled radio cable is 9" when retracted and expands to a total of 36" providing for great adaptability with user configuration.
NOTE: ICOM uses two different IF connectors, this PTT is with the below ICOM radios using the Red O-Ring port plug:
Compatibility with ICOM Series:
| F3G | F3GS | F4G | F4GS | F1 | F11S | F21 |
| F21S |
F43GS | F43GT | IC-F3S-3 | F22 | F3021T | F4000 |
| F24 | F25 | F3000 | F3001 | F3002 | F3011 | F3021 |
| F4001 |
F4011 | F4021 | F21GS | IC-V80 | F3031 | F4031 |
| F3101 | F4101 | F310 | F4210 | F3230 | F4230 | F1000 |
| F2000 | F4201 | F3033 |