YI 4K Action and Sports Camera

key features: * Photo sensor technology: CMOS (Complementary Metal-Oxide-Semiconductor) * Video capture resolution: 4K * Maximum focal length: 10 millimeters * Maximum aperture: 2.8 millimeters * Flash memory type: Micro SD * Video capture format: AVI * Screen size: 2.2 inches * Connectivity technology: Bluetooth and Wi-Fi 4 (802.11n) * Color option: Night Black This camera likely has a compact design with a wide-angle lens and high video quality, making it suitable for everyday use, such as capturing moments, events, or surveillance. The Bluetooth and Wi-Fi connectivity options allow for wireless transfer of files to devices.