1 RS-485 (half duplex, HIKVISION, Pelco-P, Pelco-D, self-adaptive). Main body: 77.5 mm × 69 mm × 26 mm (3.1" × 2.7" × 1.0") L30: Ø26 mm × 50 mm (Ø1.0" × 2.0"). 2.8 mm: horizontal FOV: 98°, vertical FOV: 53°, diagonal FOV: 115° 4 mm: horizontal FOV: 75°, vertical FOV: 41.5°, diagonal FOV: 88°.
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