Plantronics Savi 8220 UC, Stereo, Standard

Savi 8220 UC -A, OTH, STEREO,DECT 6.0,NA.BATTERY CAPACITY: 490 mAh (Savi 8210), 700 mAh (Savi 8220), 140 mAh (Savi 8240/8245) / Connectivity Technology: Wireless / Wireless Technology: DECT 6.0 / Wireless Operating Distance: 590.6 ft / Sound Mode: Stereo / Impedance: 32 Ohm