Most-detailed Sonetics APX375 noise cancelling Bluetooth headset Specs

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Bluetooth Version
The APX375 is the only Sonetics bluetooth headset we cover.
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General Specifications
SpecialRadio-compatible, Low battery notification, USB-programmable, 1.5A Charge Source, Wired line-in (mono input), 5VDC To 16VDC, 7637-2, 7895a-950325400, And Over Temperature Protection, CISPR 25 Radiated Emissions, FCC Part 15 Over Current, Over Voltage, UL1642, Under Voltage, V9n950325400v1, -4F to 122F / -20C to 50C storage temperature
Weight (ounces)15.8 oz.
Weight (grams)448 (458 when worn behind the head with the accessory)
Wearing stylesOver-the-head, Behind-head, Helmet-mounted
Main categoryNoise cancelling Bluetooth headset

Audio Features
Noise cancellation systemStereo Listen-Through feature (which attemps to limit high-impulse sounds such as gun shots), 20dB noise-reduction rating (with noise dosimeter for hearing protection)
Microphone typeAuto-leveling (with VOX)
Under The Hood
Frequency band2400MHz to 2485MHz
Talk time0.0 hours (? (Sonetics just mentions a usage time of 44 hours) minutes)
Battery voltage3.7 V
BatteryLithium ion
Battery charging time240 minutes
Charging systemDC, AC
Bluetooth range33feet
Bluetooth Technology3.0 (Class 2)
Other Specs & Features
Voice prompts (multi-lingual)
Available colorsYellow (They can also be accessorized with various color covers called ruggedizers, to help identify team members from a distance)
RuggedIP-66 (dust tight and sealed against salt spray and moisture), MIL-STD 810F and 810G for temperature shock, humidity, and intermitent chemical exposure (810 Method 504)
Operating temperature Range (F)-22 to 140
Operating temperature Range (C)-30 to 60


Sonetics made it clear that the IP66-rated APX375 Bluetooth headset belongs in the construction site, with features like Stereo Listen-Through (automatic loud-noise suppression), a noise dosimeter (for hearing protection), a 44-hour battery, and an accessory which allows you to also wear it behind the head or on a hard hat.

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