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| Manufacturer: | Cyrex |
| Model: | EX-320D |
| List Price: | $ 183.72 |
| Our Price: | $ 145.81 |

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The Cyrex EX-320D - B&W Expansion Door Bell manufactured by Cyrex is designed to meet or exceed the original EX-320D - B&W Expansion Door Bell in quality, durability, and performance.
For homes or businesses that require additional doorbells for multiple entrances, the EX-320C is the perfect solution. This rugged metal, weather proof doorbell can operate in just about any climate. The unit is equipped with a Day and Night chipset operates in color during daytime and automatically switches to B/W in low lighting conditions. A built-in PIR infrared provides supplemental lighting for night viewing from any monitor. The EX-320C requires only 2 wires, which transmits the audio, video and power, so users can safely see and hear the visitor.
| Power | From Monitor |
| Audio | Bi-directional |
| Camera | 1/3" color CCD Day & Night chipset Horizontally adjustable (Manual) |
| Lens | 3.6mm |
| Illumination | 1.0 LUX PIR Supplement |
| Resolution | 380 Lines |
| Wiring | 2 Wires non-polarized to monitor (Transmits Power, Audio and Video) 18AWG 300ft max |
| Case | Metal, Weatherproof |
| Temperature | 30°F ~ 130°F |
| Dimensions | 5.5" (L) x 4" (W) x 1.75" (H) |
| Installation | Surface Mount |
| Environment | Outdoor |
1. EX-320D - B&W Expansion Door Bell
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