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To take advantage of the full wideband audio that is offered with the Avaya 9600 phones, use the HIS Adapter Cable with your wideband headset. Quick Disconnect (QD) capability allows the headset to detach without losing the call. Compatible with Poly SupraPlus and Encore Ranges. Please also check compatibility tab. Product No: 72442-41 Learn More

On-ear Bluetooth® headset with BTD 800 USB-A dongle and carry case. The ADAPT 560 II features a new headband and softer earpads for long-term wearing comfort. Get clearer calls with the foldable boom arm that delivers excellent speech intelligibility and use ANC in noisy environments. Certified for Microsoft Teams. (Formerly Sennheiser) Learn More

The Poly DA80 is a high-performance USB audio processor for analog headsets that allows you to easily switch between your desk phone and soft phone without having to change headsets. Equipped with Inline Control - this enables users to answer, end, mute and control the volume of calls without changing the settings on the computer. Other features include built in DSP technology, superior noise and echo cancellation and the DA80 meets OSHA and Noise At Work regulations. Simply connect your Poly headset the QD connection point and you're ready to go! Product No: 201852-02 Learn More

Use this charger to charge your SDW wireless headset series (formerly Sennheiser) Learn More

Sennheiser MCH 7 is a multi-USB power source that can power 7 Sennheiser CH 10 headset chargers simultaneously. Product No: 1000739 (formerly Sennheiser) Learn More

Power supply (UK) suitable for: DW series Products No: 1000704 (formerly Sennheiser) Learn More

Recommended for professionals on calls all day in noisy office environments that are looking for connection to desk phones, it connects to PC via USB-A cable, desk phone via included cable; smartphone via Bluetooth. Accessories include Carry case, Office base, Telephone interface cable and USB-A cable. Learn More

Poly Deluxe Cradle Charging Kit. Includes Deluxe Charging Cradle and Battery. Compatible with Savi W440, Savi W440-M, Savi W740, Savi W740-M Product No: 84601-01 Learn More

Recommended for professionals on calls all day in noisy home or office environments, it connects to PC via included BT700 Bluetooth adapter or via USB cable; smartphone via Bluetooth. Accessories include: Carry Case, BT700 USB adapter, charging cable and charging base. Learn More