Poly Savi 7220 Office Wireless Headset SystemCondition:* New, Surplus Stock. Additional Notes: * Brand: Poly* Product Line: Poly Savi* Model: 7220 Office* Manufacturer: Plantronics* Connectivity Technology: Wireless* Available Microphone: Yes* Controls: Answer/end, Mute, Power on/off, Volume* Details: DECT adaptive power, Mute function, SoundGuard DIGITAL Technology* Earpiece Type: On-ear* Microphone Design: Headset microphone* Microphone Mounting Type: Boom* Speaker Output Mode: Stereo* Battery Capacity: 250 mAH* Battery Chemistry: Lithium polymer* Battery Recharge Time: 3 hour(s)* Battery Rechargeable: Rechargeable* Run Time Details: Continuous talk: up to 12 hours* Type: Headset battery* Battery Run Time (Up To): 12 hour(s)* Operating Range: 394 ft* Ear Cushion Material: Leatherette* Color Category: BlackPlantronics7220 Office