DSJ-A7 Single-Officer Law Enforcement Audio-Visual Recorder Functional Advantages
1. Video Resolution: Adjustable, up to 4K Ultra HD (3840×2160P).
2.Photo Resolution: Adjustable, up to 45MP.
3.Display: 2.0-inch IPS LCD full-viewing-angle HD screen; bright and clear under strong light; supports playback with fast-forward/rewind.
4.Capture During Recording: Snap photos while filming.
5.Infrared Night Vision: 6 high-power IR LEDs; auto/manual switch; 15m facial clarity; full-color night vision in low light.
6.Auxiliary Lighting: White light illumination + laser targeting.
7.Voice Prompts: Announces actions (e.g., startup, recording, tagging) and hourly time updates.
8.Metadata Embedding: Tamper-proof timestamps, device ID, and user ID embedded in all files.
9.Motion Detection: Auto-recording triggered by movement.
10.Vehicle Mode: Auto-records when connected to power; shuts down 10s after disconnection.
11.Pre-/Post-Recording: Supports 10s pre-recording and adjustable post-recording.
12.Key File Tagging: One-touch marking of critical footage during recording.
13.Emergency Alarm: Instant activation of strobe lights and alarm tones in any state.
14.Quick Controls: One-touch operation for photo, video, audio, and playback.
15.Storage: External TF card (16G/32G/64G/128G/256G/512G).
16.Battery: 3000mAh built-in battery; ≥12h recording at 1080P.
17.Portability: Lightweight 120g design.
18.Storage Efficiency: H.265 compression; 32GB ≈ 14h at 1080P.
DSJ-A7 Single-Officer Law Enforcement Audio-Visual Recorder
| Category | DSJ-A7 Technical Parameters |
| Design | Unibody high-strength engineering plastic; built-in battery. |
| Lens Angle | 170° wide-angle lens. |
| Storage | External TF card (16G/32G/64G/128G/256G/512G). |
| Digital Zoom | 8x (fixed at max resolution). |
| OS Compatibility | Windows (98/2000/ME/XP/7/8/10). Note: Windows 8/10 requires disabling driver signature enforcement. |
| Display | 2-inch IPS LCD full-viewing-angle HD screen. |
| Metadata | Embedded timestamps, device/user IDs. |
| On-Device Playback | Supports video/photo/audio playback; one-touch latest file review. |
| Video Segmentation | Configurable time-based segmentation. |
| Bookmark Function | One-touch highlight tagging during recording. |
| Password Protection | Software-level anti-tamper/anti-delete. |
| Logging | Files include time, device ID, user ID. |
| Motion Detection | Auto-recording on movement. |
| Voice Prompts | Announces user ID at startup and hourly updates. |
| Vehicle Mode | Compatible with car mounts for dashcam use. |
| Alarm | Audible/visual alarms via long-press menu key. |
| Flashlight | Built-in white light for illumination and fill light. |
| Video Format | MP4. |
| Resolutions | 3840×2160P, 2560×1440P, 2340×1296P, 1920×1080P, 1280×720P. |
| Laser Targeting | Built-in laser for precise positioning. |
| Loop Recording | Auto-overwrite oldest files. |
| Photo Capture | Supports snapshot during recording. |
| Fast-Forward/Rewind | 2-128x speed. |
| Pre-/Post-Recording | 10s pre-recording per resolution. |
| Photo Format | JPEG. |
| Photo Resolutions | 45MP/36MP/16MP/8MP/5MP/2MP. |
| Exposure | Auto. |
| Audio Format | WAV. |
| Audio Recording | Dedicated dual-mic noise reduction. |
| Infrared Night Vision | 15m facial clarity, 20m body outline; auto/manual switch. |
| Battery | 3000mAh; ≤3h charge time; ≥15h recording. |
| Weight | 120g (host) + 15g (clip). |
| Dimensions | 78×54.8×31mm. |
| IP Rating | IP68 dust/water resistance. |
| Drop Resistance | 3m drop-proof. |
| Operating Temperature | -30℃ to 55℃. |
| Interface | Mini USB; USB 2.0. |
| Strobe Lights | Built-in red/blue strobe with audible alarm. |
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