Key Features:
- Mfr. Part #: YHS33-USB
- Supports Yealink SIP-T41S/T42S/T46S/T48S/T52S/T54S/T56A/T58A/T58V
- For T41S/T42S/T46S/T48S/T52S/T54S: upgrade to the version 82 or higher
- For T56A/T58A/T58V: upgrade to the version 80 or higher
- USB and 3.5mm connectivity to laptop and smart device
- Simple call management via control unit
- Integrated LED indicator and warning tone
- ActiveProtection technology safeguards users from acoustic injury
- HD Voice/Wideband speaker performance and noise cancellation
- 330° bendable boom arm for easy adjustment without breaking