Poly Plantronics APC-4 Electronic Hook Switch (EHS) Cable

Enable one-touch remote call control on your Cisco desk phone with the Poly (formerly Plantronics) APC-4 EHS cable. This adapter eliminates the need for an HL10 handset lifter, letting you answer, end, and manage calls directly from your Plantronics wireless headset.

Key Features

• Electronic Hook Switch (EHS) cable for seamless headset-to-phone integration
• Remote call answer/end, volume adjust, and mute from your wireless headset
• Eliminates the need for an HL10 handset lifter
• Enables remote call control up to 300 ft from your desk phone
• Part Number: 37978-01 | SKU: PLAN-APC-4

Compatible Cisco IP Phones

• Cisco Unified IP Phone 7942G, 7945G, 7962G, 7965G, 7975G

Compatible Plantronics Wireless Headsets

• CS50, CS55, CS70, CS70N, CS351N, CS361N, Voyager 510S

This product is discontinued by the manufacturer — limited stock available. Order now and get covered by Reef Telecom's 10-year warranty on all equipment. Free shipping on orders over $300.

Ideal for business offices, call centers, and remote workstations using legacy Cisco 7900-series IP phones with Plantronics CS-series wireless headsets.

Free ground shipping on orders over $300. Same-day shipping on orders placed before 4PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.