Ray sharp RS-CH456M4DC/CH448M7DC-LW28PW-A
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Ray sharp RS-CH356M4MCA/CH348M7MCA-WA2812PW

Ray sharp RS-CH256M4ND/CH248M7ND-DF-WA2812PW

Imaging Device
1/2.7″
Effective Pixels
8MP 3840(H)×2160(V)
Min. Illumination
Color 0.009lux @ F1.6(AGC ON) ;B/W 0 lux @ IR ON
Focal Length 
2.7-13.5mm
Day & Night
IR cut filter with auto switch（Day/Night/Auto/Image/Schedule）

IR Viewable Length
Up to 45m

Wide Dynamic Range
DWDR
Digital Noise Reduction
3D DNR
Smart Feature

Face Detection（FD）
Human&Vehicle Detection（PD&VD）Perimeter Intrusion Detection（PID）
Line Crossing Detection（LCD）
Cross Counting（CC）
Stationary Object Detection（SOD）
Heat Map（HM）
Crowd Density Detection（CD）
Queue Lenght Detection（QD）
Rare Sound Detection（RSD）

Max.Resolution

8MP(3840×2160)@20fps

Video Quality Ajustment

256Kbps ~ 16Mbps

Operating Conditions
-35～+60°C/less than ≤ 95% RH

Ingress Protection
IP67
Input Voltage / Current
D12V/POE(IEEE802.3af)
Material
Metal

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Description

Model name RS-CH256M4ND-DF-WA2812PW RS-CH248M7ND-DF-2812PW-A
Video
Imaging Device 1/2.7″ 1/2.7″
Effective Pixels 5MP 2880（H）x1620（V） 8MP 3840(H)×2160(V)
Scanning System Progressive CMOS Progressive CMOS
Min. Illumination Color 0.004lux @ F1.6(AGC ON) ;
B/W 0 lux @ IR ON		 Color 0.009lux @ F1.6(AGC ON) ;
B/W 0 lux @ IR ON
Lens Type
Focal Length (Zoom Ratio) 2.8-12mm 2.7-13.5mm
Max. Aperture Ratio F No. 1.8 (W) ~ 3.3(T) F No. 1.6(W) ~ 3.3(T)
Angular Field of View Horizontal: 107-34°, Vertical: 55-19°,
Diagonal: 134-38°		 Horizontal: 32 ~114°, Vertical: 18 ~ 59°,
Diagonal: 36 ~ 140°
Min. Object Distance 0.2M~INF 0.8m(W) ~ 1m(T)
Lens Type Motorized(Ø14) Motorized(Ø14)
Operational
IR Viewable Length Up to 45m Up to 45m
Camera Title On/Off On/Off
Day & Night IR cut filter with auto switch
（Day/Night/Auto/Image/Schedule）		 IR cut filter with auto switch
（Day/Night/Auto/Image/Schedule）
Backlight Compensation Off/On (5 Zone) Off/On (5 Zone)
Wide Dynamic Range WDR DWDR
Digital Noise Reduction 3D DNR 3D DNR
Motion Detection Off/On (8 Level) Off/On (8 Level)
Privacy Masking Off/On (4 Zone, Rectangle) Off/On (4 Zone, Rectangle)
Gain Control Auto Auto
White Balance Auto/Manual Auto/Manual
Electronic Shutter Speed 1/5 ~ 1/20000s 1/5 ~ 1/20000s
On-Board Storage Micro SD slot, up to 256GB Micro SD slot, up to 256GB
Alarm 1 input, 1 output NA
Audio 1 input (RCA), 1 output (RCA) 1 input (RCA), 1 output (RCA)
Hardware Reset Yes Yes
Smart Feature Face Detection（FD）
Human&Vehicle Detection（PD&VD）Perimeter Intrusion Detection（PID）
Line Crossing Detection（LCD）
Cross Counting（CC）
Stationary Object Detection（SOD）
Heat Map（HM）
Crowd Density Detection（CD）
Queue Lenght Detection（QD）
license Plate Detection（LPD）
Rare Sound Detection（RSD）		 Face Detection（FD）
Human&Vehicle Detection（PD&VD）Perimeter Intrusion Detection（PID）
Line Crossing Detection（LCD）
Cross Counting（CC）
Stationary Object Detection（SOD）
Heat Map（HM）
Crowd Density Detection（CD）
Queue Lenght Detection（QD）
Rare Sound Detection（RSD）
Network
Ethernet RJ45(10/100BASE-T) RJ45(10/100BASE-T)
Video Compression Format H.265/H.264 H.265/H.264
Resolution Mainstream@30fps
5MP(2880×1620),
4MP(2592×1520)
3MP(2304×1296),
1080P(1920×1080)
720P(1280×720)
Substeam@30fps
720P(1280×720),
VGA(640×480),QVGA(320×240)
Mobilestream@30fps
VGA(640×480), QVGA（320×240）		 Mainstream@20fps
8MP(3840×2160),
5MP(2592×1944,3072×1728),
4MP(2592×1520),
3MP(2304×1296),
1080P(1920×1080),
960P(1280*960),
720P(1280×720)
Substeam@20fps
720P(1280×720),VGA(640×480),
QVGA(320×240)
Mobilestream@20fps
VGA(640×480), QVGA（320×240）
Video Quality Ajustment 256Kbps ~ 8Mbps 256Kbps ~ 16Mbps
Bitrate control method CBR/VBR CBR/VBR
Streaming Capability Triple-Stream(Main/Sub/Moile) Triple-Stream(Main/Sub/Moile)
Protocol TCP/IP,HTTP,DHCP,DNS,DDNS,
RTP/RTSP,SMTP,NTP,UPnP,
SNMP,HTTPS,FTP		 TCP/IP,HTTP,DHCP,DNS,DDNS,
RTP/RTSP,SMTP,NTP,UPnP,
SNMP,HTTPS,FTP
Web Viewer IE10/11
Safari V12.1 above
Firefox V.52 above
Google chrome V.57 above
Edge V.79 above		 IE10/11
Safari V12.1 above
Firefox V.52 above
Google chrome V.57 above
Edge V.79 above
Security IP address filter;complicated password;
Authenticated username and password		 IP address filter;complicated password;
Authenticated username and password
Streaming Method Unicast/Multicast Unicast/Multicast
Application Programming Interface ONVIF( Profile S/G/T) ONVIF( Profile S/G/T)
Environmental
Operating Conditions -35～+60°C/less than ≤ 95% RH -35～+60°C/less than ≤ 95% RH
Ingress Protection IP67 IP67
Electrical
Input Voltage / Current D12V/POE(IEEE802.3af) D12V/POE(IEEE802.3af)
Power Consumption（IR  OFF） 3W-4W 3W-4W
Power Consumption（IR  ON） 7W-9W 7W-9W
Mechanical
 Material Metal Metal
Dimension (WxHxD) 242*87.4*83.88mm 242*87.4*83.88mm
Weight 811g 792g