| Warranty period: | 2015-01-10 |
|---|---|
| model: | BT1288-77C |
| Place of Origin: | · |
| Intercom times: | 100000 times |
| Intercom function: | Yes |
| Remote transmission of data: | Yes |
| Zone alarm function: | No.16 |
| Power: | 5 |
| Monitor: | Yes |
| Emergency call function: | Yes |
| Static noise output: | 0 |
| Unlocking function: | Yes |
| Type: | Color visual intercom |
| Frequency range: | 50 |
| Video signal: | simulation |
| Call range: | wired |
| Image brightness identification level: | 1 |
| External knob adjustment: | Key |
| Primary / secondary user extension: | Main and auxiliary machine |
| Brand: | Visual control |

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