Product Description
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Product name
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Ultra short throw projector 4k
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Style
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DLP
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Use
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Business & Education, HOME THEATER, Outdoor
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Portable
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NO
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Brightness
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2500ANSI lumens
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Contrast Ratio
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15000:1
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Weight
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14.75KGs
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Resolution
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4K（3840×2160 dpi）
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Projection Distance
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1-4m
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Lamp
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Laser
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Lens
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Electric focusing
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Brand Name
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Changhong
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Model Number
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B7U
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Feature
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Short throw, 3D ready, 3D Built-In, Internet Ready, Internet Built-In, Built-In Speakers, SDK available, HIFI STEREO
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Warranty(Year)
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2-Year
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Operation System
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Android 9.0
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Projection size
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40-300 inches
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RAM + ROM
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3+64G
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WIFI
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2.4G/5G Dual-band WIFI
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Bluetooth
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Built-in 5.1
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Speaker
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Built-in 10W*2
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Certification
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CE,FCC,RoHs
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After-sales Service
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Free spare parts
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Projective Mode
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Throwing,Ceiling,Back Projection
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Interface
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Input– USB2.0*2 HDMI2.0*1, HDMI2.1a*1 ,RS232 , Audio In（L/R，Ø 3.5mm), Cable（RJ45）
Output– Digital Audio Outputs(Coxial), Analog Audio Outputs（L/R， 3.5mm）
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Real 4K Resolution
3840*2160P, 4 times the super-clear 4K resolution of 1080P, It can render more complex details, with clearer lines and smoother curves, The picture is more layered.
2500 ANSI Lumens.
High brightness that you can use the projector during the day. The effect is better when used with anti light screen.
Turn off the light and door, full dark. The projection size is 130inch, 55inch TV vs 130inch Changhong B7U shoot by iPhone, no PS.
High brightness that you can use the projector during the day. The effect is better when used with anti light screen.
Turn off the light and door, full dark. The projection size is 130inch, 55inch TV vs 130inch Changhong B7U shoot by iPhone, no PS.
Built-in Android System
Intelligent Android 9.0 operating system with 3+64G memory. Support 2.4G/ 5G WiFI, support APK installation, you can watch the online video directly.
Support Wireless Mirroring Function
Support 2.4/5G dual-band wifi, faster transmission without jamming. The screen is directly shared to the large screen. Release eye pressure.
Support Shutter 3D
You can enjoy the 3D video at home directly. ( 3D function can not work with the keystone correction function directly, you can watch this video in the link to get the specific operation method— https://youtu.be/-C-qg3CwIHo ). At present, only SBS / TP format is supported, and the video format is MP4, TS and MKV. Other formats are not supported. BD-iso 3D is not supported. YouTube based streaming media is also not supported.
Support HDR10 Decoding
HDR10 HD dynamic range video content decoding, enhance the dynamic range of source brightness, restore more details.
HDR10 HD dynamic range video content decoding, enhance the dynamic range of source brightness, restore more details.
Support MEMC
MEMC is the abbreviation of Motion Estimate and Motion Compensation, which is a kind of motion picture quality compensation technology used in LCD TV. Making the moving image more clear and smooth, improving the dynamic clarity, get rid of the motion tail, virtual shadow, let you easily capture every moment of high-speed movement.
130% of bt.709 gamut
Using laser light source, pure color, CHiQ laser home theater projector brings color gamut up to 130% BT.709, much higher compared with the ordinary laser TV 80%-90% BT.709 color gamut range, more colorful layers.
8 Point Keystone Correction, Projection distance and size.
Better and fast to adjust the full screen to the Suitable shape.
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