 |  | 
Plantronics Headset Adapter Compatibility Table for Cisco, Polycom, and Digium IP Telephones
|
Telephone Model |
Wired
Headset Adapter |
| Cisco SPA Series |
QD to 2.5 mm Cord for Cisco SPA |
| SPA 303, 303G, 501G, 502G, 504G, 508G, 509G, 512G, 514G, 525G, 525G2 |
|
| Cisco 6900 Series IP |
Headset Interface
Cable for Cisco Phones |
| 6921, 6941, 6945, 6961 |
|
| Cisco 7800 Series IP |
Headset Interface
Cable for Cisco Phones |
| 7821, 7841, 7861 |
|
| Cisco 7900 Series IP |
Headset Interface
Cable for Cisco Phones |
| 7931G, 7940,
7941G, 7942G, 7945G, 7960, 7961, 7961G, 7962G, 7965G, 7970, 7971,7971G,
7975, 7975G |
|
| Cisco 8800 Series IP |
Headset Interface
Cable for Cisco Phones |
| 8811, 8841, 8851, 8861 |
|
| Cisco 8900 Series IP |
Headset Interface
Cable for Cisco Phones |
| 8941, 8945, 8961 |
|
| Cisco 9900 Series IP |
Headset Interface
Cable for Cisco Phones |
| 9951, 9971 |
|
| Polycom SoundPoint IP |
|
| Polycom SoundPoint IP 300,
301, 335, 430, 450, 500 (rev. E or later), 501, 550, 560, 600, 601, 650,
and 670 |
Polaris Cable |
|
|
| Polycom SoundPoint IP 320,
321, 330, 331 (running SIP software 3.0 or higher) |
Quick Disconnect to 2.5 mm Cord |
| Polycom VVX |
|
Polycom VVX 300/301, 310/311, 400/401, 410/411 (running UC software 4.1.4 or later).
Polycom VVX 500/501 (running UC software 4.0.1 or later).
Polycom VVX 600/601 (running UC software 4.1.2 or later).
Polycom VVX 1500/1500D (running SIP software 3.0 or later). |
Polaris Cable |
|
|
| Digium IP |
Polaris Cable |
| Digium D40, D50, and D70 |
|
|
|
|
