Dual dash cam set with 2.7K front and 1080P rear recording, WDR night vision, Wi-Fi app control, loop recording, and optional 24H parking surveillance.

Specifications 

• Model: 70mai Dash Cam A400 + Rear Camera Set
• Color: Grey
• Camera Setup: Dual-channel (Front + Rear)
• Front Camera Resolution: 2.7K QHD (2560 × 1440)
• Rear Camera Resolution: 1080P Full HD (1920 × 1080)
• Front Lens Angle: 145° wide-angle
• Rear Lens Angle: 130° wide-angle
• Aperture: F2.0 (Front), F2.2 (Rear)
• Video Encoding: H.265 (MP4 format)
• Display: 2.0-inch IPS LCD
• Night Vision: WDR (Wide Dynamic Range)
• Emergency Recording: G-sensor activated
• Loop Recording: Yes
• Parking Surveillance: Supported (hardwire kit required)
• Wi-Fi: Built-in 2.4GHz
• App Support: 70mai App (Android/iOS)
• Storage: MicroSD card up to 128GB (Class 10/U1 or higher)
• Power Input: USB Type-C, 5V/2A
• Battery Type: Supercapacitor
• Operating Temperature: -10°C to 60°C
• Mount Type: Adhesive
• Front Cam Dimensions: 91 x 61 x 40 mm
• Weight: Front – approx. 70g | Rear – approx. 25g

Key Features

• 2.7K + 1080P Dual Camera System
  Capture ultra-clear footage from both front and rear cameras for full coverage.

• Wide-Angle Lenses
  145° front and 130° rear lenses reduce blind spots and enhance safety.

• WDR Night Vision
  Clear, balanced video in low light, tunnels, and night driving.

• G-Sensor Emergency Lock
  Auto-saves important clips during sudden impact or accidents.

• Loop Recording
  Seamlessly overwrites old files while preserving critical footage.

• Wi-Fi with 70mai App Support
  Control settings, view, and download footage from your smartphone.

• Supercapacitor for Durability
  More heat-resistant and reliable than battery-powered dash cams.

• 24H Parking Surveillance (Optional)
  Monitors your car while parked with hardwire kit (not included).

Detailed Description

Ensure all-around vehicle security with the 70mai Dash Cam A400 + Rear Cam Set (Grey) — a powerful and stylish dual-camera setup that records in 2.7K QHD front and 1080P rear resolution, delivering clear, high-quality footage day and night.

The front-facing 145° wide-angle lens captures a broad field of view to reduce blind spots, while the 130° rear camera ensures reliable rear-end coverage. Together, they offer complete surveillance of your surroundings in every driving scenario.

With WDR night vision, the A400 adapts to challenging lighting conditions, capturing well-balanced footage during nighttime drives or in tunnels. Built-in G-sensor technology detects sudden impacts and instantly locks critical video files for safekeeping.

Stay connected and in control using the 70mai mobile app via built-in Wi-Fi. You can preview recordings, change settings, or download videos directly to your smartphone without removing the SD card.

The supercapacitor power system ensures stable performance even in extreme temperatures, and loop recording keeps your storage efficient without missing a moment. Pair it with a hardwire kit (optional) to activate 24-hour parking surveillance, protecting your car even when you're away.

With a compact grey design and advanced safety features, the 70mai A400 Dual Dash Cam Set is perfect for commuters, rideshare drivers, and road trip enthusiasts seeking reliable, high-resolution car security.