Parameters |
Description |
Product model |
YHJ3.8 |
Chip |
5G smart chip |
Operating system |
Android 11 |
System language |
Simplified Chinese, Traditional Chinese, English |
Memory |
4GB (RAM) + 64B (ROM) |
Storage |
Standard 64G, can be customized according to needs |
SIM card type |
Nano SIM card |
Lens |
Main camera 5MP + secondary camera 2MP + PDAF 13MP physical pixels |
Lens angle |
Horizontal greater than 120°, vertical greater than 80° distortion <18% |
Digital zoom |
8x, after 8x zoom, can recognize license plates 10 meters away |
Main display |
3.1-inch high-resolution LCD display, 460cd/m2 ultra-high brightness, visible in sunlight |
Network format (frequency band) |
WCDMA: B1/B5/B8 |
LTE-TDD: B34/B38/B39/B40/B41 |
LTE-FDD: B1/B3/B5/B8 |
5G NR NSA: n41/n78/n79 |
5G NR SA: n1/n28/n41/n78/n79 |
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Network type |
5G full network access (backward compatible with 4G) |
Bluetooth |
Support, BT5.1 (supports connecting Bluetooth headsets for voice calls) |
WIFI |
Support, WIFI6 802.11 a/b/g/n/ac/ax-ready 2.4G+5G 2x2 MIMO supports dual antenna WIFI6 for faster transmission speed |
Positioning |
Support BeiDou-2 and BeiDou-3 B1I, B1C independent BeiDou |
Video resolution |
3840*2160P/30FPS,2560*1440P/30FPS,1920*1080P/30FPS,1280*720P/30FPS,720*480P/30FPS |
Battery life |
Under the condition of 1920X1080 resolution, the battery working time should meet the continuous recording time of a single battery ≥ 10h; the continuous recording time after replacing the battery should be ≥20h;
Under the condition of 1920X1080 resolution, the continuous recording time of a single battery should be ≥6h for real-time video transmission, and the continuous recording time after replacing the battery should be ≥12h; Under the condition of 1920X1080 resolution, continuous local recording and wireless transmission, the continuous recording time of a single battery should be ≥5h after replacing the battery, and the continuous recording time after replacing the battery should be ≥10h. |
Video compression standard |
H.264/H.265/VP8 |
Video format |
MP4 |
Recording method |
Synchronous video and audio recording, independent dual stream (local video and 4G remote video) |
Streaming bit rate |
2560*1440P/30FPS, 1920*1080P/30FPS, 1280*720P/30FPS, 720*480P/30FPS |
Video pre-recording |
Support, optional: Off/10 seconds/15 seconds/30 seconds/1 minute/2 minutes |
Video delayed recording |
Support, optional: Off/5 seconds/30 seconds/1 minute/5 minutes/10 minutes/30 minutes |
Photo resolution |
Photography 1600 lines, video 1100 lines. 32MP camera pixel |
Photo format |
JPG |
Snapshot |
Supports capturing 8 million high-definition photos in video recording mode |
Timed photo |
Support, optional: Off/5 seconds/10 seconds/15 seconds |
Delayed photo |
Support, optional: Off/5 seconds/10 seconds/15 seconds |
Continuous shooting |
Support, optional: Off/2 photos/3 photos/5 photos/10 photos/15 photos/20 photos |
Audio input |
AI noise reduction, can filter environmental noise |
Audio format |
MP3 |
Recording |
Supports separate recording, audio and video can be switched with one click |
Infrared mode |
In low light conditions, the infrared light can be automatically or manually turned on to enhance the shooting effect (see the outline of the target within 10 meters) |
White light |
Ultra-high brightness lighting LED, night vision 3 meters away shooting effect reaches the effect of fluorescent lamp |
Laser light |
Support laser light, shooting positioning |
USB interface |
Support fast charging/data transmission Waterproof Type_C, USB3.0 (no rubber plug for more convenient use), support OTG Support to convert to MINIUSB to access the collection station, external USB camera headset |
Headphone seat |
Support, shared Type_C interface |
Battery capacity |
3000mAh, replaceable battery design |
Auxiliary battery capacity |
60mAh (the law enforcement recorder can work continuously when replacing the battery) |
Charging (USB) |
≤4 hours Supports charger, which can charge the main unit and backup battery at the same time |
Anti-drop height |
2.0 meters |
Protection level |
IP68 |
Dimensions |
About 94.8*26.4*58.6mm |
Weight |
≤175g (without back clip), |
EIS electronic image stabilization |
Supports super EIS anti-shake algorithm, and the anti-shake effect is comparable to that of professional sports DV |
One-button alarm |
Alarm signals can be reported to the management platform |
Automatic overwrite |
Supports optional automatic overwrite |
Image playback |
Supports local video playback, and retrieves video files by time, alarm, etc. |
Remote image function |
Supports remote online video playback and remote video file download |
Safety mode |
Safety mode is limited to basic operations such as video recording, photo taking, and recording, and cannot enter the setting interface and playback interface |
Video encryption |
Supports video encryption function, and encrypted video needs to be played in a dedicated player (optional) |
Log |
Records key operations, setting changes, video recording on and off, alarms, and other information |
Night vision |
Face can be clearly seen in the video or photo at 5 meters |
Positioning |
GPS or Beidou positioning sensitivity and accuracy are improved within 30 seconds without network-assisted positioning, and satellite time correction is turned on and off |
Cluster intercom |
AI noise reduction intercom, speaker volume exceeds 105dB; with remote intercom function. |
NFC reading |
The chip supports identification, reading and comparison of ID card information, etc. (optional) |
Power-on time |
The normal recording time from pressing the power button to entering the viewfinder when the camera is turned on is less than 30 seconds |
Built-in small battery switching |
The device will give a prompt when the main battery is removed, and the built-in small battery can continue recording at 1080 for no less than 5 minutes |
Video encoding format |
Support H.265/H.264 switchable |
Video dual stream |
Local and image transmission 4K/2K/1080p/720P/480P optional, live video resolution of more than 1000 lines |
Local file upload |
Local video, audio, and photo files of the recorder can be uploaded to the server |
Face recognition |
Support deep learning algorithm face recognition, massive local blacklist or cloud recognition (non-standard configuration) |
License plate recognition |
Recognition and analysis based on local/background license plate database (non-standard configuration) |
Video conference-voice intercom |
Support |
Time |
Support time synchronization with the network, computer or GPS |
Command and dispatch platform docking |
Support audio and video, intercom, and positioning device information docking with platforms such as national standard 28181 and mainstream protocols on the market |