The device is in compact size and suitable for portable use of recording. IP65, industrial-grade design Support one-click to take photo,manual video recordingï¼?mode conversion, etc. Suitable for handheld, waist-worn, shoulder-worn with seperated DVR and camera design Built-in lithium battery , convenient for charging and carrying. Support 4G/WIFI; Dual streaming technology Support GPS/BD/GLONASS Support bluetooth earphone, bluetooth handheld mic,etc. Support up to 128G Micro-TF card Powerful software platform like remote preview, playback, download, broadcast, dual-talk, etc You can select mini camera or screen camera. Application:Traffic police, patrolman, city inspector, coast defence, armed police, insurance, fire control, electric power, medical treatment and other industries.