| |  |  |
| | TVR | TVR-VS |
| Video Inputs | 4, 8, and 16 BNC | 4 BNC |
| Video Loop Output | Yes | No |
| Audio Inputs | 4, 8 and 16 BNC w/RCA adapter | 1 RCA |
| Audio Output | 1 BNC w/RCA adapter | 1 RCA |
| Voice Talk Support | Yes | Yes |
| VGA Output | Yes | Yes |
| Main Video Output1 | 1 BNC | 1 BNC |
| Spot Video Output | 1 BNC | 1 BNC (manual call up only) |
| Alarm Inputs | 4 (4-ch unit) 16 (8 & 16-ch unit) | 4 |
| Alarm Outputs | 2 (4-ch unit) 4 (8 & 16-ch unit) | 1 |
| DVD/RW Player | 1 | 0 |
| USB 2.0 | 3 | 1 |
| RS-232 Port | 1 | 0 |
| SATA Interfaces | 4 (4-ch unit) 8 (8 & 16-ch unit) | 1 |
| Resolution | 4CIF, 2CIF, CIF, QCIF | 4CIF, 2CIF, CIF, QCIF |
| Compression | H.264 | H.264 |
| Image Rate | 4CIF: 8ips (4-ch unit) 4CIF: 12ips (8 & 16-ch units) 2CIF: 30ips(NTSC)/25ips(PAL) CIF: 30ips(NTSC)/25ips(PAL) | 4CIF: 6ips 2CIF: 12ips CIF: 30ips(NTSC)/25ips(PAL) |
| Network Interface (RJ45) | 10M/100M (4-ch unit) 10M/100M/1000M (8 & 16-ch unit) | 10M/100M |
| Network Protocol Support | TCP/IP, PPPoE, DHCP, DNS, DDNS, NTP, SADP; unicast and multicast IP support | TCP/IP, PPPoE, DHCP, DNS, DDNS, NTP, SADP; unicast and multicast IP support |
| PTZ Support | Yes, including: American Dynamics RS422, Pelco-P, Pelco-D, BBV-RS422, Samsung, LG-Multix, HikVision... | Yes, including: American Dynamics RS422, Pelco-P, Pelco-D, BBV-RS422, Samsung, LG-Multix, HikVision... |
| Synchronous Camera Playback | 4 cameras (4-ch unit) 8 cameras (8 & 16-ch unit) | 1 cameras |
| Email Snapshots on Alarm | Yes | No |
| Digital Zoom | Yes | No |
| DVR Lock | Yes | No |
| Record File Lock | Yes | No |
| HDD Redundancy/Properties | Yes | No |
| Input Voltage | 100~240VAC, 6.3A, 50~60Hz | 12V DC |
| Dimensions | 450 x 450 x 95 mm (17.7 x 17.7 x 3.7 in) | 315 x 230 x 45 mm (12.4 x 9.06 x 1.77 in) |
| Weight | 8 kg (17.6 lbs) | 2.8 kg (6.2 lbs) |
| Operating Temperature | -10°C to +55°C (14°F to 131°F) | -10°C to +55°C (14°F to 131°F) |
| Certifications | UL, FCC, CE, RoHS, WEEE | UL, FCC, CE, RoHS, WEEE |
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1 If the VGA output is in use, the main BNC composite video output will not function. If the VGA output is not connected, the main composite interface is used as the main video output with local video display and menu operations. |
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