Quick Start Guide of Digital Video Recorder
18
Table 4 Specification for 4/8ch ST Series
Model
4ch-ST
8ch-ST
Video/
Audio input
Video compression
H.264
Analog and
HD-TVI video
input
4-ch
8-ch
BNC interface (1.0Vp-p, 75 Ω)
Supported camera
types
720P/25, 720P/30, 720P/50, 720P/60, 1080P/25, 1080P/30, CVBS
IP video input
1ch(1080p@30fps)
2ch(1080p@30fps)
Up to 2MP resolution
Audio compression
G.711u
Audio input
4-ch, RCA (2.0 Vp-p, 1 KΩ)
Two-way audio in
1-ch, RCA (2.0 Vp-p, 1 KΩ)
Video/
Audio output
HDMI / VGA
output
1920 × 1080/60 Hz ,1280 × 1024/60 Hz, 1280 × 720/60 Hz, 1024 × 768/60 Hz
CVBS output
1-ch, BNC (1.0 Vp-p, 75 Ω), resolution: PAL: 704 × 576, NTSC: 704 × 480
Encoding resolution
Main stream: 1080P (non-real-time) / 720P / WD1 / VGA / 4CIF / CIF
Sub-stream: WD1 (non-real-time)/ 4CIF(non-real-time) / CIF / QCIF / QVGA
Frame rate
Main stream: 1/16 fps ~ Real time frame rate
Sub-stream: 1/16 fps ~ Real time frame rate
Video bitrate
32 Kbps-6 Mbps
Audio output
1-ch, RCA (Linear, 1KΩ)
Audio bitrate
64 Kbps
Dual-stream
Support
Stream type
Video, Video & Audio
Synchronous
playback
4-ch
8-ch
Playback resolution
1080P / 720P / VGA / WD1 / 4CIF / CIF / QVGA / QCIF
Network
management
Remote connection
128
Network protocols
TCP/IP, PPPoE, DHCP, EZVIZ Cloud P2P, DNS, DDNS, NTP, SADP, SMTP, SNMP,
NFS, iSCSI, UPnP™, HTTPS
Hard disk
Type
1SATA interfaces
2SATA interfaces
Capacity
Up to 4 TB capacity for each disk
External
interface
Network interface
1; 10M / 100M self-adaptive Ethernet interface
Serial interface
1; standard RS-485 serial interface, half-duplex
USB port
2 × USB2.0
Alarm in / out
4/ 1
8/4
General
Power supply
12V DC
Consumption
(without hard
disks)
≤ 15W
≤20W
Working
temperature
-10 º
C ~+55 º
C (14 º
F ~ 131 º
F)
Working humidity
10% ~ 90%
Chassis
1 U chassis
19” rack-mounted 1U
Dimensions (W × D
× H)
315 × 230 × 45 mm(12.4" x 9.1" x 1.8")
445 x 290 x 45 mm(17.5" x 11.4" x 1.8")
Weight
(without hard
disks)
≤
1.5 kg (3.3 lb)
≤
2 kg (4.4 lb)
Available from A1 Security Cameras
www.a1securitycameras.com email: [email protected]