Specifications: NOTICE :Please Contact customer service or Add a Notewhen you buy it Because this product is DEDICATED , so in order to avoid installation or other problemsplease be sure to tell me for your car which year and which model , and please takea picture of the rear view mirror base and send it to customer service Fit For BMW 1/3/5/X1/X3/X5 F10 F15 F20 F25 F40 F48 F31 High quality configuration: 1080p full hd Car DVR Wifi Video Recorder Dash Cam Camera Processor : Novatek 96672 Camera Sensor : SONY MX307 Camera Sensor Size : 1 / 29 nch Video Coding Standard : H . 264 SD Card Memory : 8-128.Maximum support fit 128G TF Card GImage processor : WDR & HDR No wiring, plug and play Hidden installation, dedicated original car plug, does not damage the line, does not affect the 4S warranty No need to wire, get electricity from the reading lamp/wiper plug and pair plug, easy to install by yourself easy installation The car reading lamp takes electricity, and the original car plug is used for connection, non-destructive plugging, disconnecting and wiring. After installation, the style of the original car is retained and the installation is convenient. The traditional installation is complicated and the wiring method is complicated. The installation of traditional driving recorder can only find professionals in auto repair shops. Now the reading lamp is plug and play when it is powered, and the installation is convenient and convenient. For Sony HD Light Sensing Lens F1.8 large aperture is really clear and stable 1080p full hd Hidden Wifi Dash Camera The newly upgraded novatek 96672 processor +307 Sony lens makes the recording very smooth andhigh-definition, saying goodbye to crashand card leakage.Maximum support fit 128G TF Card ln the face of all kinds of weather, the stablerecording of the recorder can not be affected! WDR synthesis technology Emergency recording to lock the scene of the accident Built-in lateral gravity sensor, when it senses emergency braking or collision, The video will be automatically locked for protection; it will not be overwritten and lost. Horizontal 170 wide angle Easily monitor 7 lanes No virtual standard, the use of ultra-wide angle can easily monitor the ramp and the sixth and seventh lanes to complete the video evidence of side accidents Loop recording automatic coverage Immediately start cycle recording after ignition, Not leaking seconds, save in segments, automatically detect storage space, and automatically delete the overwritten video when the memory is full Save new video, seamless loop recording of sight For Sony AS optical imagestabilization system New for SONY AS intelligent optical image stabilization technology Effectively avoid the blurring of the picture during driving Mobile phone one-click link APP .0 traffic real time authentication