Tip = Data
Ring = +5V DC
Sleeve = Ground

This cable is compatible with Hall Research models UHBX-P1 , UHBX-S-COM and UHBX-P2.

Note: we also provide IR detector cable with built-in demodulation and 3.5mm stereo connector: Model CIR-DET-D1 and Model CIR-DET-D2