Jabra Evolve 30 II MS Mono Wired Over-the-head Headset Telephone Headset Over-the-head with Noise Cancellation USB Type-A, 3.5 mm Jack with Microphone Black

Identifiers
MPN	Jabra 5393-823-309
Model	Jabra 5393-823-309
Dimensions / Weight
Key Features
2.5 mm connector	No
3.5 mm connector	Yes
Bluetooth profiles	A2DP
Colour	Black
Connection Type	USB Type-A, 3.5 mm Jack
Dimensions	18 (W) x 23 (D) x 3.5 (H) cm
Ear coupling	Supraaural
Headphone frequency	150 - 7000 Hz
Headphone sensitivity	93.6 dB
Headset type	Monaural
Master (outer) case gross weight	9.09 kg
Master outer case height	56.4 cm
Master outer case length	49.6 cm
Master outer case width	22.6 cm
Maximum input power	10 mW
Microphone	Yes
Microphone frequency	100 - 10000 Hz
Microphone sensitivity	44 dB
Microphone Type	Boom
Number of products included	1 pc(s)
Operating keys	Volume +, Volume -
Operating temperature	-10 - 50 °C
Products per master (outer) case	42 pc(s)
Recommended usage	Office/Call center
Specification	No
Storage temperature	-30 - 80 °C
Volume control	Button
Wearing style	Head-band

Jabra is a brand that produces a wide range of telecommunications products, including headsets, speakerphones, and conferencing systems. The company has a strong focus on innovation, and its products are known for their quality and durability. Jabra is a subsidiary of GN Netcom, a subsidiary of the Danish company GN Store Nord.