![Amazon.com: Poly - EncorePro 510 QD Wired Headset (Plantronics) - Works with Poly Call Center Digital Adapters - Acoustic Hearing Protection - Mono (Single-Ear) : Electronics Amazon.com: Poly - EncorePro 510 QD Wired Headset (Plantronics) - Works with Poly Call Center Digital Adapters - Acoustic Hearing Protection - Mono (Single-Ear) : Electronics](https://m.media-amazon.com/images/I/71P0diBBFtS.jpg)
Amazon.com: Poly - EncorePro 510 QD Wired Headset (Plantronics) - Works with Poly Call Center Digital Adapters - Acoustic Hearing Protection - Mono (Single-Ear) : Electronics
![Connecting the Plantronics Encore Pro 510/520 Headset to a Desk Phone with the Polaris RJ9 Quick Disconnect Cable | Nextiva Support Connecting the Plantronics Encore Pro 510/520 Headset to a Desk Phone with the Polaris RJ9 Quick Disconnect Cable | Nextiva Support](https://storage.googleapis.com/nextivawebsites-wordpressfiles-support/var/www/virtual/nextiva.com/support/2019/02/plantron-1.png)
Connecting the Plantronics Encore Pro 510/520 Headset to a Desk Phone with the Polaris RJ9 Quick Disconnect Cable | Nextiva Support
![Cisco Compatible Plantronics ENCOREPRO 510 (HW510) Direct Connect for 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G Cisco Compatible Plantronics ENCOREPRO 510 (HW510) Direct Connect for 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G](https://cdn11.bigcommerce.com/s-dc251/images/stencil/1280x1280/products/850/3362/plantronics_encorepro_hw510_89433_01_cisco_compatible_certified_headset__78802.1422394868.png?c=2)
Cisco Compatible Plantronics ENCOREPRO 510 (HW510) Direct Connect for 7940, 7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G
![Amazon.com: Poly - EncorePro 510 QD Wired Headset (Plantronics) - Works with Poly Call Center Digital Adapters - Acoustic Hearing Protection - Mono (Single-Ear) : Electronics Amazon.com: Poly - EncorePro 510 QD Wired Headset (Plantronics) - Works with Poly Call Center Digital Adapters - Acoustic Hearing Protection - Mono (Single-Ear) : Electronics](https://m.media-amazon.com/images/I/71I9qxKMPQS.jpg)