Do you have a question about the Huawei CM51 and is the answer not in the manual?
Press and hold for 2 seconds to power on/off. Auto-powers off after 20 minutes of inactivity.
Press and hold for 1-2 seconds to enter Pairing mode; over 6 seconds to clear history.
Used for sound reception.
Press to increase volume; press and hold to skip to the next song.
Answer/reject calls, pause/play music.
Press to decrease volume; press and hold to return to the previous song.
Provides visual status indication for the device.
Connect charger via USB-C. Press and hold reset for 2s to restart.
On first power-on, speaker enters Pairing mode. Enable Bluetooth on another device to search and pair.
Pair with first device, then disconnect and re-pair with second, then reconnect first.
Follow hospital rules. Maintain 15cm distance from pacemakers and hearing aids.
Observe traffic laws, do not use while driving, and avoid airbag zones.
Avoid dust, damp, magnetic fields. Use between 0-45°C; storage -10-45°C.
Keep away from children due to choking hazards. Supervise usage.
Use only authorized accessories to avoid damage or safety hazards.
Ensure USB port is USB-IF certified and power adapter meets IEC/EN standards.
Do not disassemble, puncture, or expose battery to liquids. It is irremovable.
Keep dry. Use a clean, soft, dry cloth. Avoid external heat sources.
Avoid extreme temperatures to prevent malfunction, fire, or explosion.
Do not use strong chemicals or detergents for cleaning.
Dispose of electronics and batteries at designated collection points according to local laws.
Device complies with EU REACH, RoHS regulations on hazardous substances.
Device designed not to exceed limits for radio wave exposure.
Huawei declares compliance with essential requirements of Directive 2014/53/EU.
Details operating frequency bands and maximum transmitted radio-frequency power.
Recommendations for accessories and information on device software.
Equipment tested and compliant with Class B digital device limits per FCC Rules.
Device meets applicable limits for radio frequency (RF) exposure.
Copyright notice, disclaimer, and trademark information.
Information on how personal data is protected and where to read the privacy policy.