How to Use: Plug and play Specification: Item Type: Headset System Adapter Material: PU+PTT Color: Black Speaker Specifications: Sound Pressure Level: 108±3db at 1KHZ 1mW Rated Power: 50mW Maximum Power: 100mW Speaker Impedance: 32Ω±15% at 1KHZ Microphone Specifications Sensitivity: -31±5dB at 1kHz 0dB=1V/0.316G Output Impedance: 1200Ω±15% at 1KHZ Application: Compatible with for Motorola Two Way Radios That Require a 2 Pin Plug. Including for CLS Series, for XTN Series, for P100 Series, for CP Series, for DTR Series, for P Series, for XTN XU Series, for XTN AX Series, for Spirit Series, for Spirit MU Series, for Spirit MV Series, for GP Series, for SP Series, for CT Series, for RDX Series and Other Series: For ECP100 EP450 AP10 AP50 AP73 PMR446 a BPR40 AU1200 AV1200. Used for the Following 2 Way Radios and More Radios That Require Approximately 5/16 Inch (Standard 2 Prong for Motorola) Dual Pin Plug Package List: 1 x U94 PTT 1 x Telescopic Throat Vibration Microphone 1 x Earplugs 1 x Microphone Cable