POLY Savi 8210-M Office DECT 1880-1900 MHz Single Ear Headset

Warnings: Do not disassemble or modify the product yourself. | Operating keys: Volume - | Protection features: Bump resistant | Volume control: Button | Recommended usage: Office/Call center | Wearing style: Head-band | Connectivity technology: Wireless | Plug and Play: Yes | Operating keys: Volume + | Weight: 115 g | Signal-to-Noise Ratio (SNR): 53 dB | Package height: 115 mm | Package type: Box | Battery technology: Lithium-Ion (Li-Ion) | Headphone frequency: 20 - 20000 Hz | Width: 155 mm | Folding microphone: Yes | Depth: 166 mm | Bluetooth: Yes | Wireless range: 180 m | Microphone sensitivity: -40 dB | Talk time: 13 h | Battery operated: Yes | Package width: 210 mm | Driver unit: 3.2 cm | Battery type: Built-in battery | USB connectivity: No | Microphone direction type: Omnidirectional | Bluetooth version: 4.2 | Impedance: 32 Ω | Headset type: Monaural | Product colour: Black | Headphone sensitivity: 118 dB | Country of origin: Mexico | Hearing protection technologies: SoundGuard DIGITAL | Battery recharge time: 3 h | Standby time: 50 h | Product type: Headset | Package weight: 703 g | Height: 67 mm | Base station: Yes | Microphone frequency: 35 - 21000 Hz | 2.5 mm connector: No | 3.5 mm connector: No | Ear coupling: Supraaural | Package depth: 185 mm | Rechargeable battery: Yes | Battery capacity: 490 mAh | DECT connectable: Yes | Microphone type: Boom | Noise canceling: Yes | Microphone noise-canceling: Yes