Hardware specification Chip set: MT6735V/WA Band: GSM: 850/900/1800/1900; WCDMA: 850/900/1900/2100; TDS: B34/39; FDD-LTE: B1/B2/B3/B4/B5/B7/B8/B28A&B; TDD-LTE:B38/39/40/41; Image sensor: 1/3 inch CMOS color sensor Image resolution: 7680x4320, 4608x3456, 4608x2592, 3840x2160, 3072x1728, 2048x1536 Image angle: D: 130° Lens: F 2.0 LCD: 320x240 pixels, RGB 2.0 inch LCD Brightness: 300 cd/m2 LCD Contrast: 350:1 Light compensation: Infrared light IR-Cut: automatic/manual Data ports: 1 x 14 pin auxiliaty port; 1 x mini USB; Storage media: 16 GB SD card included; max. 128 GB SD card can be used; Battery pack: 2 x 1800 mAh rechargable batteries included Recharging time: < 3 h; Low power consumption: < 1 A @ 1080p30 recording with audio (without GPS, Wifi working) Continuous working time: > 4 hours 1080p30 recording (with one backup battary) Dimensions: 85 mm x 60 mm x 31 mm Weight: 175 g Working temperature: -20 °C to +55 °C Connectivity: GPS, Wifi, Bluetooth Software specification OS: Android 6.0 Startup time: under 100 s (from power on to recording) Wide-angle camera: available Digital zoom: 4x Snapshot: JPG, 7680x4320, 4608x3456, 4608x2592, 3840x2160, 3072x1728, 2048x1536 Video recording format: H.264 Recording resolution: 1920x1080, 1280x720, 864x480, 640x480, 480x320 Audio recording format: WAV Pre-record: on/off Post-record: off/5s/1Os/20s Playback: 1 X Playback, Fast Forward, Reward Log function: Log af all the user operations Parameter settings: LCD menu