Jabra EVOLVE2 30 Headset MS Stereo USB-A Black 1unit

"Specs:
Headset Features Answer/End Controls, Music Control

Microphone :
Microphone Design Boom
Microphone Sensitivity -38 dB

Speaker :
Driver Size 28.00 mm
Cushion Leatherette
Earpiece Design On-Ear
Listening Mode Binaural
Speaker Frequency Response 20 Hz to 20 kHz
Speaker Sensitivity 115 dB

Connectivity :
Host Connection 1 x USB Type-A

Environmental :
Operating Temperature 14 to 131°F / -10 to 55°C
Storage Temperature 23 to 131°F / -5 to 55°C

General :
Wearing Style Over-the-Head
Physical
Cable Length 4.9' / 1.5 m
Dimensions 5.4 x 7.0 x 2.1"" / 136.2 x 178.7 x 54.3 mm
Weight 4.4 oz / 125 g (Headset)"