Plantronics Savi 8240. Certified Refurbished. Includes One Year Warranty. . Product # 210979-01. Product # 211819-01 (Microsoft? Optimized) . . The Plantronics Savi 8240 is a wireless headset that connects to a desk phone, PC, and mobile phone. The wireless headset system provides the freedom of long-range wireless communication. It also makes call management effortless with three-way connectivity that lets you switch seamlessly between all three; PC, desk phone and mobile. You can conference two of the three devices to collaborate with colleagues. . . The Savi 8240 features Bluetooth v4.2 which keeps your device connected. With some discreet security measures, including authentication, subscription verification and encryption. Call Controls such as call answer/end, volume up/down and mute lets you manage calls from any connected device within roaming range. Savi 8240 has a choice of wearing styles, including the 3-in-1 convertible options. . . Savi 8240: . . |1.9GHz Wireless Frequency | 3-in-1 Convertible Wireless Headset |Noise Cancelling Microphone . - With Close Conversation Limiting |Up To 7 Hours Talk Time |Up To 30 Hours Standby Time | Bluetooth v4.2 |Wireless Range: . - Up To 590 ft Line Of Sight Range . - Up To 180 ft Typical Office Environment |Hi-fi Stereo Sound |140mAh Battery Capacity |3 Hours Charge Time |Three-way Connectivity . - Switch Seamlessly Between PC, Mobile & Desk Phone |Flexible Microphone Boom Design |Multiple Voice Prompts |SoundGuard Digital . - For Protection Against Sound Level above 112 dBA |G616 Anti-Startle (During Calls) . - Detects & Eliminates Any Large Sudden Increase In Signal Level |Multi-Unit Conferencing |Frequency Response: 100 - 6800 Hz (Wideband), 20 Hz - 20 kHz (Multimedia) |On Headset Controls: . - Call Answer/End . - Mute and Volume +/- . - ANC On/Off . - Power On/Off |Speaker sensitivity: 118 db SPL max |Speaker Impedance: 32 ohms |Connects To: . .