IP67, adaptive to various environments
2 meters drop protection
KWTP protocol for 3G / 4G / Wi-Fi transmission, improves the video stream continuity under unstable network conditions
H.264 / H.265 video codec, saves up to 50% bandwidth and storage
Night view with LED and IR
High definition and smooth picture, 1080p@30fps
Optional extendable camera types (button, badge, ear-hook)
Qualcomm 8 core processor
Supports types of 3G / 4G network
2.2”touchscreen display
Various shortcut button
Supports location function by GPS, GLONASS
Supports external memory
Supports removable clips
| DSJ-U1-S | DSJ-U1-LPN | |
| System | ||
| Operating System | Deep customized Android OS | |
| Processor | Qualcomm 8 core 2GHz | Qualcomm 8 core 2GHz | 
| Application System | Customized law-enforcing recording software system | |
| RAM | 3GB | 3GB | 
| Video | ||
| Compression | H.264 / H.265 | H.264 / H.265 | 
| Image Resolution | Main stream: 1080p | Main stream: 1080p | 
| Secondary stream: 720p | Secondary stream: 720p | |
| Frame Rate | Main stream: 1080p@30fps | Main stream: 1080p@30fps | 
| Secondary stream: 720p@30fps | Secondary stream: 720p@30fps | |
| Bitrate | 64Kbps ~ 8Mbps | |
| Dual-stream | Supported | |
| Caption | Date and time / Customized | |
| Watermark | Supported | |
| Audio | ||
| Compression | G.711a / G.7221c / ADPCM | |
| Coding Rate | 32Kbps ~ 64Kbps | |
| Audio Function | Bi-directional audio / AEC / Dumb / Mute | |
| Display | ||
| Size | 2.2” | |
| Technology | Visible under the sun | |
| Touchscreen | Supported | |
| Camera | ||
| Image Sensor | 1/2.8’’ progressive scan CMOS | 1/2.8’’ progressive scan CMOS | 
| Focal Length | 2.55mm | |
| Angle of View | Diagonal 140°, Horizontal 110° | Diagonal 140°, Horizontal 110° | 
| Snapshot Resolution | 20MP | 20MP (upscaled resolution) | 
| Night View | 2 white LED, 2 IR LED, 15M Infrared Distance | |
| Network | ||
| 3G | Not supported | WCDMA: B1 / B2 / B5 / B8 TD-SCDMA: B34 / B39 EVDO: BC0 | 
| 4G | Not supported | FDD-LTE: B1 / B3 / B7  / B20 TD-LTE: B38 / B39 / B40 / B41 | 
| Wi-Fi | Not supported | 802.11 a/b/g/n 2.4G+5GHz | 
| Bluetooth | Not supported | Bluetooth 4.0 | 
| NFC | Not supported | Supported (optional) | 
| Location Technology | GPS, GLONASS | GPS, GLONASS | 
| Storage | ||
| ROM | 32G | 32G | 
| External Memory | MicroSD (up to 128G) | |
| Interface | ||
| Shortcut Button | Power on/off, Video recording, Audio recording, Snapshot, Event tag | PTT (optional) , Power on/off, Video recording, Audio recording, Snapshot, Event tag | 
| SIM | Not supported | 1 x Micro SIM slot | 
| USB | 1 x Micro USB2.0 | |
| Protection | ||
| Ingress Protection Rating | IP67 | |
| Shock Protection | 2 meters drop | |
| Battery | ||
| Capacity | 2700mAh | |
| Replaceable | Supported | |
| Built-in Camera Usage Time (Hours) * | Up to 9h | 3G / 4G (on): Up to 7h | 
| Wi-Fi (on) : Up to 7h | ||
| 3G / 4G (off) and Wi-Fi (off): Up to 9h | ||
| External Camera (720p) Usage Time (Hours) * | Up to 3.8h | 3G / 4G (on): Up to 3.5h | 
| Wi-Fi (on) : Up to 3.5h | ||
| 3G / 4G (off) and Wi-Fi (off): Up to 3.8h | ||
| External Camera (1080p) Usage Time (Hours) * | Up to 3.5h | 3G / 4G (on): Up to 3.2h | 
| Wi-Fi (on) : Up to 3.2h | ||
| 3G / 4G (off) and Wi-Fi (off): Up to 3.5h | ||
| Environmental | ||
| Operating Temperature | -30°C ~ 70°C / -22°F ~ 158°F | |
| Mechanical | ||
| Weight | 199g / 0.439lb (including battery & clip) 190g / 0.418lb (including battery) | 199g / 0.439lb (including battery & clip) 190g / 0.418lb (including battery) | 
| Dimensions | 110× 62× 39mm / 4.33’’ x 2.44’’ x 1.54’’ | |
| Accessories | ||
| Standard | Power adapter, USB cable, Battery | |
| Optional | Additional battery, Button / Badge camera, Ear-hook camera | |
| * All battery claims depend on network configuration and many other factors, actual results will vary. | ||