| Brand | Hikvision |
| Operating system | LINUX OS |
| Image sensor | 2 Megapixel CMOS |
| Lens | Fisheye |
| Viewing angle | D: 155º |
| Audio | Bidirectional audio with microphone and speaker |
| Keypad | Mechanical button with LED backlit name-tag |
| Relay | 1 for lock with power output of 12V DC |
| Inputs | Button for output and feedback, RS485, Door sensor. |
| Remote access | Web browser, mobile phone application or software IVMS4200 |
| Communication | 2-hilos Technology |
| Network interface | Available with SF-VI401-2 accessory |
| Power | DC 24 V / 500 mA max. |
| Degree of protection | IP65 |
| Material | Stainless steel |
| Temp. operation | -40º C ~ +60º C |
| Dimensions | 163 (H) x 104 (W) x 44 (D) mm |
| Weight | 800 g |
| Brand | Hikvision |
| Operating system | LINUX OS |
| LCD | 7" 1024x600, Capacitive |
| Operation mode | Tactile Buttons |
| Inputs | Does not have |
| Audio | Two-way audio with microphone and speaker with noise reduction |
| Remote access | Mobile app or Safire Control Center-software |
| Memory | MicroSD, Max 32GB |
| Communication | 2-hilos / RS485 Technology |
| Network interface | Available with SF-VI401-2 accessory |
| Power | 2-hilos powering with SF-VI401-2 up to 10W |
| Temp. operation | -10º C ~ +55º C |
| Dimensions | 196 (H) x 133 (W) x 25.75 (D) mm |
| Weight | 800 g |
| Brand | Hikvision |
| Operation mode | Power, Video & Audio all via the 2 wire technology |
| Outputs | 9 channels of 2 wires |
| Communication | 2-hilos Technology (Up to 9 devices) |
| Network interface | Ethernet 10/100 BaseT |
| Power | DC 24 V / 2,5 A max. |
| Temp. operation | -10º C ~ +55º C |
| Dimensions | 112.2 (H) x 111 (W) x 66 (D) mm |
| Weight | 500 g |