Model

AST-8304F-W

Channel

Channel

4 Channel

Resolution

Resolution

D1

Video/ Audio

video Compression

H.264 4 ch coding separately

Audio compression

G.711

Frame Rate

PAL: 1-25fps NTSC: 1-30fps

Resolution

D1: 704×576, Half D1: 704×288,CIF: 352×288

Video Input  

4 ch (CVBS) BNC (1.0Vp-p, 75Ω)

Video Loop out

BNC(1.0Vp-p,75Ω)

Audio Input

1 channel MIC input, 4 channel BNC input

Audio output

1 channel headphone output, 4 channel BNC output

Picture Adjustment

Brightness, contrast, hue, saturation

Bit rate

32Kbps~4000Kbps variable

Network

Security

Multi-level user access with password protection

Support protocols

PPPoE,DHCP,TCP/IP,HTTP,UDP,RTP/RTCP,RTSP,UPNP,SMTP,FTP,DDNS,DNS

Ethernet Port

10/100Mbps RJ45

Built-in Web Server   

Support WEB browser, remote config/update, replay, record

Max. User

5 real-time users/channel (simultaneous)

Delay Time

Less than 200 MSEL (0.20 second) in LAN system

WIFI

Support Protocol: 802.11 b, 802.11 g, support for encryption: wep64, wep128, wpa, wpa2, Wireless Power: 13dbm

Key Features

Two way Audio

Yes

Dual stream function

Transmission with low bit-rate video streaming; the front device with high bit-rate storage

Alarm port

4in/4out

Motion Detection

Support JPEG/BMP image snapshot, video recording

Pre-recording Alarm Trigger

Alarm 10 seconds previous recording, support alarm upload, Video lost, motion detection, external input

Alarm Events

File upload via FTP, Email; Notification via Email, and TCP; External output activation; Local recording

E-Map

BMP E-Map

Communication port

USB, SD card, 1 RS232, 1 RS485 interface

SDK

SDK available for application development and system integration

OS Requirement

Microsoft Windows 2000/2003/XP/Vista/Win7

General

Browser

Internet Explorer 6.0 or above 

Temperature

-25°C     -80°C

Humidity

<85%RH

Voltage

DC12V/2.0A 220V(2pcs SATA HDD)

Consumption

Less than 5W

Production Dimension

275(L) *157(W) *46.5(H)/485(L) *261.5(W) *46.5(H)  

Weight

NW:1.2kg GW:1.8kg/NW:1.8kg GW:2.7kg