The camera’s portrait mode and landscape mode can be switched freely. You need to press and hold the touch button on the back of the camera for about 8 seconds, the camera will automatically restart. If it's in landscape mode before switching, it will switch to portrait mode; if it's in portrait mode before,It will switch to landscape mode.
The camera may be muted, check whether the light on the nose of the camera is red, if so, press the touch button on the back of the camera to unmute.
1) Check whether the camera installed position be stabled.
2) Check whether have vibrating machinery or object near the camera.
Video System : 1080P60，1080P50，1080P30，1080P25，720P60，720P50
Sensor : 1/2.8'', CMOS, Effective Pixel : 2.07M
Scanning Mode : Progressive scanning
Lens : 12x, f3.5mm ~ 42.3mm, F1.8 ~ F2.8
Digital Zoom : 16x
Minimal Illumination : 0.5Lux @ (F1.8, AGC ON)
Shutter : 1/30s ~ 1/10000s
White Balance : Automatic, indoor, outdoor, one touch, manual, VAR
Backlight Compensation : Supported
Digital Noise Reduction : 2D&3D digital noise reduction
Video S/N : ≥55dB
Horizontal Angle of View : 72.5° ~ 6.9°
Vertical Angle of View : 44.8° ~ 3.9°
Horizontal Rotation Range : ±170°
Vertical Rotation Range : -30° ~ +90°
Pan Speed Range : 2.7° ~ 35.7°/s
Tilt Speed Range : 2.7° ~ 31.5°/s
H & V Flip : Supported
Image Freeze : Supported
Number of Preset : 255
Preset Accuracy : 0.1°
Operate System : Windows 7, Windows 8, Windows 10, Mac OS X, Linux, Android
Color System / Compression : YUY2 / H.264 / MJPEG
Video Format : YUY2 (isochronous mode) : MAX 1080P@60fps; H.264 AVC: MAX 1080P@60fps; H.264 SVC（optional）: MAX 1080P@60fps; MJPEG : MAX 1080P@60fps
Audio on USB : Supported
USB Video Communication Protocol : UVC 1.1
UVC PTZ : Supported
Video Compression : H.264/MJEPG
Video Stream：First streaming, second streaming
Main Stream Resolution : 1920x1080,1280x720,1024x576,960x540,640x480,640x360
Sub Stream Resolution : 1280x720,1024x576,
720x576(50Hz Support),
720x480(60HZ Support),720x408,
640x360,480x270,320x240,320x180
Video Bit Rate : 32Kbps ~ 20480Kbps
Bit Rate Type : Variable bit rate，Fixed bit rate
Frame Rate : 50Hz: 1fps ~ 50fps, 60Hz: 1fps ~ 60fps
Audio Compression : AAC
Audio Bit Rate : 96Kbps, 128Kbps, 256Kbps
Support protocols : TCP/IP, HTTP, RTSP, RTMP, Onvif, DHCP, Multicast and so on
USB : 1-ch USB3.0, Type-C
HD Output : 1xHDMI 1.4b
Network Interface : 1xRJ45: 10M/100M Adaptive Ethernet
Audio Interface : 1-ch 3.5mm Audio Interface, Line In
Communication Interface : 1xRS232 In: 8pin Min DIN, Max Distance: 30m, Protocol: VISCA/Pelco-D/Pelco-P
Power Jack : JEITA（DC IN 12V）/USB Type-B（DC IN 5V）/PoE
Input Voltage : DC 12V/DC 5V/PoE(802.3af)
Input Current : 12V 1.0A(MAX)/5V 1.5A(MAX)
Operating Temperature : -10°C ~ 40°C
Storage Temperature : -40°C ~ 60°C
Power Consumption : MAX 12W
MTBF : >30000h
Size : 142*152*176mm
Net Weight : 1.5kg
RC821U
RC821U-Adapter
RC821U-USB Cable
RC821U-Remote Control
RC821U-User Manual
