Poly Blackwire 5220 Stereo Wired Headset, Dual Ear Computer Headset with Boom Mic, USB-A, 3.5mm to Connect to PC, Mac, Tablet and Cell Phone - 5 Units

5X POLY BLACKWIRE 5220 STEREO WIRED HEADSET, DUAL EAR COMPUTER HEADSET WITH BOOM MIC, USB-A, 3.5MM TO CONNECT TO PC, MAC, TABLET AND CELL PHONEPoly Blackwire 5220 Stereo USB-A HeadsetDesigned to be worn all day, the Blackwire 5220 Stereo USB-A Headset from Poly features a flexible boom microphone with 280° of ration, plus USB-A and 3.5mm interfaces. The stereo design boasts leatherette-encased, on-ear speakers featuring hearing protection to guard against sounds above 118 dBA. Additionally, the Blackwire 5220 Headset comes equipped with inline controls that let you answer, ignore, end, hold, redial, and mute calls as well as adjust the volume. The inline controls can also be used to control music and other multimedia applications. When you're finished with your call or multimedia application, the Blackwire 5220 folds flat for portability.Features: If you wear a headset for hours, the Blackwire 5220 is your jam. Ergonomically designed, it's comfortable enough to wear all day. And you ge