Yealink UH33 is a plug-and-play headset for business with USB or 3.5mm connectivity. UH33 is a mono headset, which gives you professional audio while letting you keep in touch with what's happening in the office. UH33 is certified for use with Microsoft Skype for Business. Yealink UH33 connects to a Yealink IP phone using USB, or to any laptop, computer, tablet, or phone that has a 3.5mm jack. When used with USB, you get in-line call controls: answer/end, volume, mute, redial, and reject. UH33 offers HD Voice performance with wideband audio from microphone and speaker. ActiveProtection prevents loud noises from hurting ears.

Yealink UH33 Features:

• Supports Yealink SIP Phone models T41S/T42S/T46S/T48S/T52S/T53/T53W/T54S/T54W/T56A/T57W/T58A/T58V/VP59
• 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
• Supports Yealink Skype for Business Phone models (SFB) T41S/T42S/T46S/T48S/T55A/T56A/T58A
• Supported operating systems: Microsoft Windows®, Apple Mac OS
• Microsoft Skype for Business Certified
• 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
• Cord length: HS cable: 47 inches; Control cable: 35 inches