http://www.ttbvs.com/en/product_detail-840046-1330727-117240.html

1. ST5201W
(产品型号展示优化词：2.4GHz mini digital wireless av sender with
built-in encoder ST5201W)
Features：
 WIFI
802.11b/g(WEP/WPA/WPA2 encryption）
 Standard H.264 video compression
 G.711 audio compression
 Support D1, Half D1, CIF resolution format
 Video rate 32Kbps~4000Kbps adjustable
 Delay Time Less than 200 MSEL (0.2 second) in LAN
 Built-in web server, support web browser configure update
 Support two-way audio
 Support snapshot, record, replay
 Support RS232 and RS485 (PTZ) interface
 SD Card supported
Specifications:
Model ST5201W (0.1W) ST5203W (1W)
Channel
Channel 1 Channel
Resolution
Resolution D1
SD card
SD card Yes
Dual stream
Dual stream Yes
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2. Video/ Audio
video Compression H.264
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 1 ch (CVBS) BNC (1.0Vp-p, 75Ω)
Audio Input 1 channel BNC interface, 1 channel MIC input
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: 20dbm(5201w) 30dBm(5203w)
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 1in/1out
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 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 -80℃ ℃
Humidity <85%RH
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3. Voltage DC12V/2.0A 220V(2pcs SATA HDD)
Consumption Less than 5W
Production
Dimension
(W) *(H) *(D)
Weight NW:kg GW:kg
1 ANT Antenna connector 9 A IN Audio in
2 VIN video input 10 SYS NORM Emergency upgrade
switch
3 DC12VOU
T
DC12V power
output
11 RST Reset button
4 IO GND Alarm output 12 PWR Power indicator
5 A B Alarm input 13 STATE Status indicator
6 S D SD card slot 14 LAN Network settings port
7 D+ D- RS485 A B 15 DC12V Power input
8 AOUT Audio out
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4. www.ttbvision.com