JDM Smart bracelet that combines the functionality and practicality developed using the latest technology! Simple operation video, photo, recording OK!! Sporty and cool! smart watch Type! Specifications: Video format: avi Video code: JPEG Video resolution: 1920 * 1080 Video Frame rate: 30fps Photo pixel: 2560 * 1440 Image format: jpg Audio format: WAV Playback software: Mainstream video broadcasting software Support System integrates: Windows Me/2000/XP/2003/Vista; win7; Mac OS; Linux; Battery power: 350 undoubtedly Charging Voltage: 5v Memory support: Maximum support for micro SD (TF card) 32GB, real memory should = TF card memory x0.9.