JPL 401-PM Monaural Headset With Noise Cancelling, Put And Stay Ratchet Boom, Foam Ear Cushion And PLX Compatible QD. Surround Shield Noise Cancellation Cortelco Headsets Single-sided wearing style – numbered

Single-sided wearing style – numbered headband grooves for step-by-step adjustment for instant perfect fit

40mm mono speaker (single ear)

Dual Devices Connection

Jabra Link 370 is a USB adapter to enhance Bluetooth® connectivity from your Jabra headset or speakerphone to your laptop

JPL 401-PM Monaural Headset With Noise Cancelling, Put And Stay Ratchet Boom, Foam Ear Cushion And PLX Compatible QD. Surround Shield Noise Cancellation Cortelco Headsets Single-sided wearing style – numberedJPL 401 PM Monaural headset with noise cancelling, put and stay ratchet boom and PLX compatible QD. Surround Shield noise cancellation. Plantronics Compatible quick disconnect on the headset DOES NOT include a bottom cord, that is a separate purchase Can use with any exiting Plantronics cords that you may have 2 yr limited manufactures warranty