Professional headset with easy call management and great sound for calls and music

Engineered for easy call management, the Evolve 20 is an entry-level corded headset for professionals who need great sound for calls and music. A control unit allows you to make, take and mute calls, and simple connection makes it easy to get started with your PC. Comes with foam or leatherette ear cushions and on-the-ear design for all-day use.

Jabra 4999-823-109. Product type: Headset. Connectivity technology: Wired. Recommended usage: Office/Call center. Headphone frequency: 150 - 7000 Hz. Cable length: 37.4" (0.95 m). Weight: 6.03 oz (171 g). Product color: Black

Product type	Headset
Wearing style	Head-band
Recommended usage	Office/Call center
Product color	Black
Headset type	Binaural
Operating keys	Volume +, Volume -
Volume control	Button
Control unit type	In-line control unit
Cable length	37.4" (0.95 m)
Cable color	Black
Hearing protection technologies	Jabra PeakStop, Jabra Safetone G616
Music playback	Yes
HD voice	Yes
Plug and Play	Yes
Country of origin	China
Certification	Microsoft
Connectivity technology	Wired
USB connectivity	Yes
USB connector	USB Type-A
Bluetooth profiles	A2DP
Ear coupling	Supraaural
Maximum input power	10 mW
Headphone frequency	150 - 7000 Hz
Impedance	32 Ω
Headphone sensitivity	93.6 dB
Microphone type	Boom
Microphone frequency	100 - 10000 Hz
Microphone sensitivity	-44 dB
Microphone noise-canceling	Yes
Microphone mute	Yes
Windows operating systems supported	Yes
Mac operating systems supported	Yes
Operating temperature (T-T)	-10 - 50 °C
Storage temperature (T-T)	-30 - 80 °C
Width	7.09" (180 mm)
Depth	9.06" (230 mm)
Height	1.38" (35 mm)
Weight	6.03 oz (171 g)
Package width	7.09" (180 mm)
Package depth	1.38" (35 mm)
Package height	9.06" (230 mm)
Package weight	6 oz (170 g)
Quick start guide	Yes
Quantity	1
Harmonized System (HS) code	85183000
Master (outer) case width	8.9" (226 mm)
Master (outer) case length	19.5" (496 mm)
Master (outer) case height	22.2" (564 mm)
Master (outer) case weight	19.9 lbs (9.01 kg)
Quantity per master (outer) case	48 pc(s)
Digital Signal Processing (DSP)	Yes
Call management	Y