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Technical Specifications
Operational
Operating Environment: (0˚– +40˚)C; Up to 95% Rh non-
Call Control: Multi-function button to answer a call, end a call, or
reject a call. Docking the headset also answers and ends calls.
Volume control and microphone mute: 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; wideband and narrowband audio.
Recharging: While docked in the ZūM Maestro USB™ Base Unit.
Wireless Standard: (CAT - IQ) US DECT and European DECT.
DECT Range: For US DECT, up to 350 feet from ZūM Maestro
USB™ Headset Base Unit to Headset. For European DECT, up to
120 meters from ZūM Maestro USB™ Headset Base to Headset.
DECT frequencies: US DECT: 1.92 - 1.93 Ghz.
Wearing-styles: Headband and ear hook.
Microphone boom arm style: Long boom arm.
Speaker(s): Wideband speaker.
Microphone: Noise-canceling microphone.
Headset Battery
Battery Type: Lithium Ion-polymer
Battery Capacity: 300 mAh, typical
Battery Talk Time: Up to 8 hours
Battery Lifetime: Minimum 1000 charge cycles
Battery Standby Time: At least 36 hours
Operating Temperature Range: -20˚C to +60˚C
Battery Charge Time: 20% charge in less than 20 minutes. 50%
charge in less than 45 minutes. Full charge in less than 3 hours.
Battery Shelf Life: Headset battery holds charge for 6 months
in the OFF state before recharge is required.
Spracht®
condensing.
EU DECT: 1.88 - 1.90 Ghz.
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