Low power consumption One-click automatic channel search Record anytime and anywhere Dual antenna reception for improved signal stability 4.3-inch 800×480 high-definition bright screen Built-in super-sensitive 5.8 GHz 40-channel receiver Built-in 3.7 V / 1200 mAh high-capacity polymer lithium battery Universal USB charging interface Real-time video with low latency Bilingual menu (English and English only) Supports audio and video input Audio output (headphones compatible) Supports 5–23 V wide-voltage charging Specifications: LCD screen size: 4.3 inches Resolution: 800 × 480 Aspect ratio: 16:9 Viewing angle: full screen Brightness: 500 cd/m² Video delay: less than 20 ms Antenna interface: 2 × RP-SMA male USB interface: charging cable AV interface: external audio/video input or audio output Card slot: supports Class 10 high-speed microSD card DVR recording resolution options: VGA / D1 / HD Audio recording: on/off selectable Recording duration options: off / 3 minutes / 5 minutes / 10 minutes Frame rate: 30 fps Video compression format: MJPEG Video file format: AVI Language support: English Power supply: DC 5 V / 2 A adapter; supports 5–23 V wide-voltage input Battery: 3.7 V / 1200 mAh Battery life: approximately 2.5 hours during active DVR use; approximately 3.5 hours in standby mode Color: As shown Material: Plastic Package includes: 1 × 5.8 GHz FPV monitor 1 × USB charging cable 1 × AV connection cable 1 × English instruction manual Note: Color appearance may vary slightly due to lighting conditions and display settings. Measurement tolerance: ±1–3 cm.