| Input/output |
| Video | X20: 2 x input |
| X40: 4 x input | |
| connector | BNC |
| impedance | 75 ohm, switchable |
| signal | Analog composite, 0.7 to 1.2 Vpp, NTSC or PAL |
| Audio | 2 x mono line in, 1 x mono line out |
| connector | 2 x 3.5 mm stereo jack |
| signal line in | 9 kohm typical, 5.5 Vpp max |
| signal line out | 3.0 Vpp at 10 kohm / 1.7 Vpp at 16 ohm typical |
| Alarm | 4 x input |
| connector | Clamp (non-isolated closing contact) |
| activation resistance | 10 ohm max |
| Relay | 1 x output |
| connector | Clamp |
| signal | 30 Vpp (SELV), 200 mA |
| COM port | Clamp, RS‑232/422/485 |
| Video |
| Standards | H.264 Main Profile, H.264 Baseline Profile (ISO/IEC 14496‑10) |
| Data rates | 9.6 kbps to 6 Mbps per channel |
| Resolution | Horizontal x vertical PAL/NTSC |
| 4CIF/D1 | 704 x 576/480 (25/30 ips) |
| CIF | 352 x 288/240 (25/30 ips) |
| GOP structure | I, IP, IPBB, IBBRBP |
| Overall IP delay | 120 ms |
| Frame rate | 1 to 25/30 (PAL/NTSC) |
| Audio |
| AAC | |
| Profile | AAC-LC |
| Frequency rate | 300 Hz to 6.4 kHz |
| Data rate | 48/80 kbps at 16 kHz sampling rate |
| G.711 | |
| Frequency rate | 300 Hz to 3.4 kHz |
| Data rate | 80 kbps at 8 kHz sampling rate |
| L16 | |
| Frequency rate | 300 Hz to 6.4 kHz |
| Data rate | 640 kbps at 16 kHz sampling rate |
| Signal-to-noise ratio | > 50 dB |
| Network |
| Ethernet | 10/100 Base‑T, auto-sensing, half/full duplex, RJ45 |
| Protocols | IPv4, IPv6, UDP, TCP, HTTP, HTTPS, RTP/RTCP, IGMP V2/V3, ICMP, ICMPv6, RTSP, FTP, Telnet, ARP, DHCP, APIPA (Auto-IP, link local address), NTP (SNTP), SNMP (V1, MIB-II), 802.1x, DNS, DNSv6, DDNS (DynDNS.org, selfHOST.de, no-ip.com), SMTP, iSCSI, UPnP (SSDP), DiffServ (QoS), LLDP, SOAP, Dropbox, CHAP, digest authentication |
| Encryption | TLS 1.0, SSL, DES, 3DES, AES |
| Control |
| Software update | Flash ROM, remote programmable |
| Configuration | Configuration Manager or web browser |
| Camera control | Via serial interface; supported* protocols and devices: |
| Bosch | AUTODOME, HSPT, MIC1‑300 IP, TC8x00 |
| Canon | VCC1, VC-C4R |
| CBC | SMD 12P/12PII/20P |
| JVC | TK-C676 |
| Panasonic | WV-CS850 |
| Pelco | Spectra D/P |
| Sensomatic | SpeedDome Ultra |
| Sony | EVI D30/31/D100 |
| Ultrak | KD6 |
| VT | VPT4x |
| Storage medium |
| CompactFlash | 1 x CF slot for optional standard Type I/II CompactFlash memory card, 2 TB |
| Electrical |
| Power supply | Via external unit |
| Input voltage | 12 VDC |
| Current consumption | 0.75 A |
| Power consumption | Approx. 9 W |
| Mechanical |
| Dimensions (H x W x D) | 38 x 146 x 183 mm (1.5 x 5.7 x 7.2 in) |
| Weight | Approx. 0.6 kg (1.3 lb) |
| Environmental |
| Operating temperature | °C to +50 °C (+32 °F to +122 °F) ambient temperature |
| Relative humidity | 0 to 90% atmospheric humidity, non-condensing |
| Thermal value | 31 BTU/h max, fully equipped |
