The UC version of the same fix. Your WH64 UC headset's fine — the base needs replacing. Works with both the mono and dual configurations. Drop it in, pair your headset, and your SIP calls are back. One part, not a whole new headset
| brand | Yealink |
| model | WHB640UC |
| category | Technology > VoIP Devices & Accessories |
| compatible_headset | Yealink WH64 UC Mono and Dual |
| type | DECT base replacement part |
| rrp_aud | 162 |