With this eyepiece, you will never let any unforgettable scenes slip away from your life. Equipped with wireless noise cancelling headphones, listen to music and answer calls anytime, anywhere, Just press the power button, and it will start recording ultra high definition color videos with sound and store the videos on the TF memory card. Humanized operation buttons, easy to control. Memory slot with TF card. Easy to connect to PC or laptop without the need for a driver. Fashionable and avant-garde design, suitable for men and women to wear. Suggested for other outdoor activities, such as travelers and students. Video encoding format:H.264 Video format:MP4 3D noise reduction support Microphone support TF card 2GB-256GB C10 standard card Mobile phone OTG interface support PC-CAM support Charging and video recording support Rated power:DC5V Video Video frame rate:2K/30 frames Video resolution:2048x1152 400 Lens angle of view:100(diagonal) Photographing Picture resolution:3840x2160 800W Picture format:JPG Bluetooth distance:about 40 feet (more than 15 meters) Indicator light:red + blue (left) + red + blue (right) Battery polymer lithium battery:400mA Charging:TYPE-C Charging time:1-2 hours Standby time:about 160 hours Talk time:48 hours Music playback time:about 8 hours Colour:B:Black & Transparent Material:PC Package Contents: 1 * Windproof glasses 1 * USB cable 1 * Cleaning cloth 1 * Glasses case Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.