Features: Upgraded Full 1080P high definition, 140 wide angle 30fps,more clear in low-light environment at night. Voice interactions,make recording more simple. Support WiFi mobilephone interconnection voice control loop recording. The speedy processor detects any abnormalities of the machine will alert- the driver immediately by voice announcement. With powerful core processor can withstand high temperature more stably without crashing The combination of WDR- technology can meet multi-scene applications. You can use this APP- link WIFI recorder to watch the captured-pictures in real-time Specifications: Image- sensor: F37- Lens: HD-glass lens diagonal 140 F-2.0 aperture Supported resolution: 1080P/720P Wireless encryption: WEP/WPA/WPA2 Supported memory mode: 8-128G Class10 above Optional Memory Type: None/ 32G/ 64G Appearance material: aluminum alloy size:approx 95x30x35mm/3.74x1.18x1.38in Color: Dark Gray Audio-power: 1W high-power horn Voltage:12v/5v Length of power cord: approx 3.5M Package Includes: 1 Set Car DVR 1 Piece User manual note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!