Plantronics Voyager Legend UC B235-M USB Bluetooth Headset System

Connects to: PC and mobile phone / tablet

Ideal for: Mobile professionals who use PC audio, mobile phone, or tablet communications; featuring smart sensor technology, now with voice command menu (mobile phone only)

Compatible with: Windows or Mac OS

Talk time: Up to 7 hrs., up to 21 with charging case; up to 11 days standby time

Digital encryption: 128-bit

Headset weight: 18 grams

Wireless frequency: Bluetooth v3.0 + EDR

Audio performance: PC wideband and mobile (HFP 1.6) wideband: up to 6,800 Hz; echo cancellation, A2DP

Hearing protection: SoundGuard: Sound leveling for listening comfort and acoustic limiting for protection against sounds above 118 dBA

Models: B235: UC Standard version built for UC applications and softphones from Avaya, Cisco, Skype and more B235-M: Version optimized for Microsoft Lync