| Pisikal na Ari-arian | |
| Sistema | Linux |
| CPU | 1GHz，ARM Cortex-A7 |
| SDRAM | 128MB |
| Flash | 64M DDR2 |
| Laki ng Produkto | 145x92x25(mm) |
| kapangyarihan | DC12V |
| Standby na kapangyarihan | 1.5W |
| Na-rate na Kapangyarihan | 3W |
| RFID Card Reader | IC/ID (Opsyonal), 20,000 pcs |
| Pindutan | Hawakan |
| Temperatura | -40℃ - +70℃ |
| Halumigmig | 20%-93% |
| Audio at Video | |
| Audio Codec | G.711 |
| Video Codec | H.264 |
| Camera | CMOS 2M Pixel（opsyonal） |
| Resolusyon ng Video | 1280×720p |
| LED Night Vision | Oo |
| Network | |
| Ethernet | 10M/100Mbps, RJ-45 |
| Protocol | TCP/IP, SIP |
| Interface | |
| I-unlock ang circuit | Oo (Takasan ang max kasalukuyang 1A para sa lock) |
| Pindutan ng Lumabas | Oo |
| RS485 | Oo |
| Magnetic ng pinto | Oo |
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Datasheet 904M-S3.pdfI-download
Datasheet 904M-S3.pdf
