Processor : Intel Celeron N4020 (2C/2T,1.1/2.8GHz,4MB) Graphics : Integrated Intel UHD Graphics 600 Chipset : Intel SoC Platform Memory : 4GB Soldered DDR4-2400 Memory Slots : Memory soldered to systemboard, no slots Max Memory : 4GB soldered memory, not upgradable Storage : 256GB SSD M.2 2242 PCIe 3.0x2 NVMe Storage Support : One drive, up to 256GB M.2 2242 SSD 64GB eMMC 5.1 on systemboard Card Reader : MicroSD Card Reader Optical : None Audio Chip : High Definition (HD) Audio Speakers : Stereo speakers,1.5W x2,Dolby Audio Camera : 720p Microphone : Mono Battery : Integrated 37.5Wh Max Battery Life : HD model : MobileMark 2014: 12.8 hr Local video (1080p) playback: 10.6 hr Power Adapter : 45W Round Tip (2-pin, Wall-mount)