The Poly/Plantronics 209813-02 Savi S8210 is a Wireless Headset that connects to either a computer or supporting desk phone. For users who don’t use a mobile phone for work calls, this headset is the ideal solution. The included DECT™ mini USB adaptor makes it easy to plug into calls on PCs/Macs or desk phones that support USB audio. The 209813-02 has up to 13 hours of talk time on a single charge, and a hot-swappable battery for unlimited talk time. • Wireless multi-device connectivity • Noise-canceling microphone with Close Conversation Limiting • One-touch controls • Up to 13 hours of talk time • Flexible microphone boom • Voice alerts • Ringer in the base QUICK SPECIFICATIONS • Talk/standby time: Up to 13 hours talk time, up to 50 hours standby time • Headset wireless range: Line of sight: 590 ft/180 m; Typical office environment: 180 ft/55 m • Battery capacity: 490 mAh (Savi 8210 Office and UC), 700 mAh (Savi 8220 Office and UC), 140 mAh (Savi 8240 and Savi 8245 Office and UC) • Battery type: Rechargeable, replaceable, lithium ion polymer • Charge time: 3 hours • Wireless technology: DECT 6.0 (Savi 8200 UC Series) and Bluetooth v4.2 (Savi 8200 Office Series) - NA Only • Audio profiles: Advanced Audio Distribution Profile (A2DP); AVRCP; Bluetooth Hands-Free Profile (HFP); Bluetooth Headset Profile (HSP) • Codecs: G726, G722, Broadvoice32, OPUS/CELT 16kS, OPUS/CELT 48kS • Receive audio performance: Active noise canceling (ANC) (Savi 8220 Office and UC) • Receive frequency response Wideband: 100–6800 Hz; Multimedia 20 Hz–20 kHz • Speaker sensitivity: 118 db SPL max • Speaker impedance: 32 ohms • Headset weight: 115 g • Speaker size: 32 mm • Microphone and technology: Noise canceling with close conversation limiting • Microphone frequency response: Wideband: 100 Hz–6800 Hz • Microphone sensitivity: 112 db SPL max • Call controls: Call answer/end, mute, volume +/-, ANC on/off, power on/off