SPECIFICATIONS
Operating environment:
0˚C to +40˚C; Up to 95% RH non-condensing.
Call control:
Multi-function button support for answer call, end call, reject call, docking operations also answer and end calls.
Volume control and microphone mute:
Button controls on headset.
Visual indicator:
LED indicates call status, pairing status and other events.
Audio indicators:
Tones indicate incoming calls, low battery, volume level, microphone muting and other events.
Sound quality:
DSP noise reduction; echo cancellation; tone control; narrowband audio.
Recharge:
While docked in the Jabra PRO 920 Duo base.
Wireless standard:
(CAT - iq) European DECT and U.S. DECT.
DECT range:
For European DECT; up to 120 meters from Jabra PRO 920 Duo base to headset.
For U.S. DECT; up to 350 feet from Jabra PRO 920 Duo base to headset.
DECT frequencies:
US DECT: 1.92 - 1.93 GHz.
EU DECT: 1.88 - 1.90 GHz.
Microphone boom arm style:
Midi.
Speaker(s):
Wideband speaker.
Microphone:
Noise-cancelling microphone
General
Product description
Wireless DECT headset for desk phone
Wearing style
Single-sided Headband.
Ear hook, Neckband available as optional accessory
Colour
Black with silver
Headset weight
Base: 177g
Headset: 29g
Audio
Microphone
Uni-directional microphone
Microphone sensitivity
-30 ± 2dB
Microphone frequency range
100Hz to 10kHz
Mute microphone Yes
Speaker size
Ø 28 x 5.9mm
Speaker sensitivity
91±3dB (60mV at 1000Hz)
Speaker impedance
32±4.8Ω (at 1000Hz)
Speaker frequency response
150Hz to 7 kHz
Technical
Temperature range
Operational: 0°C to 40°C
Storage: -20°C to 45°C
Battery (Lithium Polymer)
Integral battery
Fast charge
50% charging in 50 min
20% charging in 20 min
Range
Up to 120m
Talk time
Up to 8 hours
Stand by time
Up to 33 hours | 
