| Brand | Hikvision |
| Model | DS-KH2230T |
| Operating system | Embedded analog operating system |
| Screen type | 7" color TFT |
| Screen resolution | 1024 x 600 |
| Operation mode | 4 physical buttons |
| Inputs | 2 x 4 wires for external boards, 1 x analog camera |
| Outputs | 2 x 4 threads for inside monitor |
| Audio | Two-way audio with integrated microphone and loudspeaker |
| Connection | 4 analogue wires |
| Power | DC 12 V / 420 mA máx. |
| Temp. operation | -10 ºC ~ +50 ºC |
| Dimensions | 178 (H) x 132 (W) x 19 (D) mm |
| Weight | 335 g |
| Colour | White |
| Brand | Hikvision |
| Model | DS-KB2412T-IM |
| Operating system | Embedded analog operating system |
| Image sensor | HD TVI IR |
| Viewing angle | H: 130º, V: 70º |
| Audio | Bidirectional audio with microphone and speaker |
| Keypad | Mechanical call button |
| Outputs | 1 x relay output |
| Inputs | 1 x 4 wires |
| Communication | 4 wires |
| Power | DC 12 V / 420 mA máx. (via monitor by 4 wires) |
| Degree of protection | Valid for interior |
| Material | Aluminium alloy |
| Temp. operation | -30º C ~ +60º C |
| Dimensions | 136 (H) x 51 (W) x 21 (D) mm |
| Weight | 300 g |