1. 280D-A1 yog ib lub SIP intercom nrog lub keypad numeric thiab built-in card reader.
2. Kev koom ua ke nrog lub tshuab tswj hwm lub tshuab nqa nqa kev yooj yim dua rau lub neej thiab ua rau muaj kev ruaj ntseg ntawm lub tsev.
3. Lub qhov rooj tuaj yeem qhib tau los ntawm lo lus zais lossis daim npav IC.
4. Muaj 20,000 daim npav IC uas tuaj yeem txheeb xyuas tau ntawm lub vaj huam sib luag sab nraum zoov rau kev tswj qhov rooj nkag.
5. Thaum nruab nrog ib lub module qhib qhov rooj uas xaiv tau, ob lub relay outputs siv tau los tswj ob lub xauv.
| Khoom Siv Lub Cev | |
| Lub kaw lus | Linux |
| CPU | 1GHz, ARM Cortex-A7 |
| SDRAM | 64M DDR2 |
| Flash | 128MB |
| Kev tshuaj ntsuam | 4.3 nti LCD, 480x272 |
| Lub zog | DC12V |
| Lub zog tos | 1.5W |
| Lub zog ntsuas | 9W |
| Tus nyeem daim npav | IC/ID (Xaiv tau) Daim Npav, 20,000 pcs |
| Khawm | Khawm Kho Tshuab |
| Kub | -40 ℃ - +70 ℃ |
| Av noo | 20% -93% |
| Chav Kawm IP | IP55 |
| Suab & Yees Duab | |
| Cov Codec suab | G.711 |
| Cov Codec video | H.264 |
| Lub Koob Yees Duab | CMOS 2M pixels |
| Kev daws teeb meem ntawm video | 1280 × 720p |
| LED Hmo Pom Kev | Yog |
| Kev Sib Txuas Lus | |
| Ethernet | 10M/100Mbps, RJ-45 |
| Cov Txheej Txheem | TCP/IP, SIP |
| Kev Sib Txuas Lus | |
| Qhib lub voj voog | Yog (qhov siab tshaj plaws 3.5A tam sim no) |
| Khawm Tawm | Yog |
| RS485 | Yog |
| Qhov Rooj Sib Nqus | Yog |
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Daim Ntawv Teev Npe 280D-A1.pdfRub tawm
Daim Ntawv Teev Npe 280D-A1.pdf- Daim Ntawv Teev Npe 904M-S3.pdfRub tawm
