Motorola BDN6667A beige 2-wire surveillance kit with earpiece has a
3.5mm threaded jack.
You will need to buy the adpators in order for them to work. I have XTS adaptors only not APX
APX Series radios require BDN6783 adapter.
XTS
Series radios require BDN6676 adapter
![Motorola BDN6676D 3.5mm Jack Adapter Quick Disconnect Latch](https://smhttp-ssl-57232.nexcesscdn.net/media/catalog/product/cache/1/small_image/125x/9df78eab33525d08d6e5fb8d27136e95/b/d/bdn6676d-2.jpg)
XTS2500 5000 HT1000 Jedi Series
![Motorola BDN6783B 3.5mm Threaded Audio Adapter](https://smhttp-ssl-57232.nexcesscdn.net/media/catalog/product/cache/1/small_image/125x/9df78eab33525d08d6e5fb8d27136e95/b/d/bdn6783b-3.jpg)
APX6000 7000 8000 SRX2200 (XE)