This ultra-slim standalone outdoor doorbell is a popular solution for most applications. Equipped with a 2-MP HD CMOS camera, it supports two-way video calls and can be used in conjunction with indoor monitors or as a standalone device controlled via the dedicated DMSS app on your smartphones. This doorbell comes with a surface mount bracket.
Specifications
| Model Number | VI-STN04 |
| Main Processor | Embedded Processor |
| Button Type | Mechanical |
| Interoperability | ONVIF; CGI |
| Network Protocol | RTSP; DNS; P2P; UPnP; RTP; RTMP; SIP; SSH; HTTP/HTTPS; ONVIF |
| Basic | |
| Camera | 1/2.8″ CMOS 2-MP HD camera |
| Field of View | H: 110°; V: 62°; D: 133° |
| WDR | 120dB |
| Noise Reduction | 3D NR; 2D NR |
| Video Compression | H.264; H.265 |
| Video Resolution | Main stream: 720p, WVGA, D1 and CIF; Sub stream: 1080p WVGA, D1 and CIF |
| Video Frame Rate | PAL:25 fps NTSC:30 fps |
| Video Bit Rate | 768 kbps-8 Mbps |
| Light Compensation | Auto IR |
| Day/Night | Auto (ICR)/Color/B/W; Color/B/W |
| Audio Compression | G.711a; G.711u; PCM |
| Audio Input | 1 |
| Audio Output | Built-in speaker |
| Audio Mode | Two-way audio |
| Audio Enhancement | Echo suppression/digital noise reduction; Echo suppression; Digital noise reduction |
| Audio Bit Rate | 16kHz, 16 bit |
| Function | |
| Communication Mode | Full digital |
| Unlock Mode | Card; app; indoor monitor |
| Card Type | IC card |
| Auto Snapshot | Yes (SD card is inserted in the indoor monitor or door station) |
| Leave Videos | Yes (SD card inserted in VTH/VTO is needed) |
| Web Configuration | Yes |
| Wi-Fi | Yes |
| Wireless Standard | IEEE 802.11b; IEEE 802.11g; IEEE 802.11n |
| Wireless Frequency Range | 2.4 GHz |
| Storage | Micro SD card (max. 256 GB) |
| Performance | |
| Card Reading Distance | 0cm-3cm (0″–1.18″) |
| Issue Card Locally | Yes |
| Casing | PC+ABS |
| Capacity | |
| Card Capacity | 3000 |
| Port | |
| Exit Button | 1 |
| Door Status Detection | 1 |
| Lock Control | 1 |
| Network Port | 1xRJ-45 10/100Mbps Ethernet port |
| Alarm | |
| Tamper Alarm | Yes |
| General | |
| Appearance Colour | Light Grey |
| Power Supply | 12-33 VDC, 1 A; Standard PoE |
| Power Adapter | Optional |
| Installation | Surface Mount |
| Certifications | CE, FCC |
| Accessory | Included: Alarm power ribbon cable, rain cover |
| Product Dimensions | 160 mm × 50 mm × 30 mm (6.30″ × 1.97″ × 1.18″) |
| Protection | IP65 |
| Operating Temperature | –40 °C to +60 °C (–40 °F to +140 °F) |
| Operating Humidity | 10%–90% (RH), non-condensing |
| OperatingAltitude | 0 m–3,000 m (0 ft–9,842.51 ft) |
| Power Consumption | ≤ 3.5 W (standby), ≤ 6 W (working) |
| Gross Weight | 0.4kg (0.88lb) |
| Net Weight | 0.18kg (0.40lb) |










