D20 Smart Safety Helmet
Model: D20 / Android 12 + 4G
Android 12 terminal
A full Android platform in the helmet: apps, video, voice and data in one device.
4 MP wide-angle camera
The 109° industrial lens streams 1080P video with time and location watermarks.
Fall & hat-removal alarm
Sensors detect falls and helmet removal, raising immediate platform alarms.
All-day power, IP66
4000 mAh replaceable battery for 10 hours, IP66 housing rated to a 2 m drop.
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Product Overview
The D20 is an Android 12 smart safety helmet that turns a standard helmet into a connected worker terminal. A 109° 4MP wide-angle camera streams 1080P video with time and location watermarks, while GPS + BeiDou positioning, electronic fences, fall detection, hat-removal alarms and two-way voice intercom keep every worker visible, traceable and safe.
A connected helmet
Camera, speakers, microphones, flashlight and sensors integrated into a certified safety helmet shell.
Live video support
Stream the worker's view to remote colleagues for faster fault diagnosis and guidance.
Safer, provable work
Attendance, route history and danger-zone alarms give safety teams a complete audit trail.
Caractéristiques principales
Spécifications
| Operating System | Android 12 |
| CPU | 8-core 2.0 GHz |
| Network Standard | 4G full network / GSM / WCDMA / TD-SCDMA / CDMA2000 |
| Frequency Bands | 2G GSM B2/B3/B5/B8; 3G B34/B39, B1/B2/B5/B8, BC0; 4G TDD B34/B38/B39/B40/B41, FDD B1/B3/B5/B7/B8/B17/B20 |
| Memory | 2 GB + 16 GB, TF up to 128 GB |
| Camera | 4 MP, 109° wide-angle |
| Video | 1080P / 720P / 480P, H.264, MP4 |
| Positioning | GPS + BeiDou, RTK optional |
| WiFi | 802.11 a/b/g/n/ac, 2.4 GHz / 5 GHz |
| Bluetooth | BT 5.0 |
| Battery | 3.7 V 4000 mAh polymer, replaceable |
| Working Time | 10 hours (flashlight off) |
| Charging Time | <= 3 hours @ 2.0 A |
| Protection | IP66, 2 m drop, ABS |
| Working Temperature | -20°C to 60°C |
| Dimensions | 307 x 240.5 x 168 mm |
Application Scenarios
See how the A3 4G wired GPS tracker delivers value across industries.
Real-time tracking
See every worker on a live site map with position and status.
Remote video support
Share the helmet camera view to resolve issues faster.
Fall detection & SOS
Automatic alarms when a worker falls or stops moving.
Danger zone control
Electronic fences warn before workers enter restricted areas.
Night inspection
The 3 W helmet flashlight lights the way on night shifts.
Attendance & history
Automatic mustering plus route playback for every shift.
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