Impact Platinum Heavy Duty, Single Speaker, Behind-the-Head Headset (Knowles™ Components and Noise Cancelling Mic) I7-PBH-2 2128 5mm accessory jack for connecting

5mm accessory jack for connecting an earphone to the unit (See EH-300

5mm audio accessory port is a bone conduction earpiece that allows the user to hear (Rx) and transmit (Tx) through a single earpiece without the need to speak directly into a microphone

· Rugged polycarbonate housing for maxium durability 
· Heavy-duty polyurethane jacketed

and one medium Fin Ultra™ Ambi ear tip that can be worn in the left or the right ear

Motorola BPR-40

Impact Platinum Heavy Duty, Single Speaker, Behind-the-Head Headset (Knowles™ Components and Noise Cancelling Mic) I7-PBH-2 2128 5mm accessory jack for connectingThis behind the head single speaker headset has inline Push to Talk (PTT) in our flexible heavy duty design. Suitable for use with helmets and hats and includes a fully adjustable gooseneck boom microphone which allows users to position the microphone in the desired position. The PBH 2 is built for demanding heavy duty environments while maintaining a low profile, comfortable fit for extended periods of use. The PBH 2 is a highly popular headset