linux arm development board for beginners

{"cid":"91222545","title":"Neardi Rockchip SBC LKD3568J Arm Development Board Linux RK3568","imgUrl":"https:\/\/img.ismap.com\/nimg\/a9\/0b\/825f3e0bf6599325015d2ec5cb6b-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"Neardi","Model Number":"LKD3568J","Minimum Order Quantity":"1 piece","Delivery Time":"7 days","Place of Origin":"Shanghai, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T","Supply Ability":"10000\/pieces\/mon","Packaging Details":"33.5\u00d719\u00d79 cm","SoC":"RK3568","Supplier Type":"OEM\/ODM","CPU":"22nm, 4*Cortex-A55, 2.0GHz","GPU":"ARM G52 2EE","NPU":"1 TOPS","VPU":"4K video decoding, 1080P video encoding","DDR":"LPDDR4, 1GB\/2GB\/4GB\/8GB","EMMC":"8GB\/16GB\/32GB\/64GB\/128GB","Working temperature":"-10 ~ 70\u2103","PCB Interface":"B2B","Embedded":"Yes","OS":"Android \/ Ubuntu \/ Buildroot \/ Debian","Application":"Industrial Automation\/Smart Retail"}}

{"cid":"91195620","title":"Industrial RK3399 PCBA Motherboard Embedded Linux Development Board","imgUrl":"https:\/\/img.ismap.com\/nimg\/bf\/60\/a7938c2729df6c65dacca10669d6-200x200-1.jpg","attrs":{"Price":"US$85~US$123","Brand Name":"Sunchip","Model Number":"AD-K01","Minimum Order Quantity":"1 unit","Delivery Time":"3~8 days","Certification":"CE, FCC,ROHS","Place of Origin":"Guangdong, China","Payment Terms":"L\/C, D\/A, D\/P, T\/T, Western Union, MoneyGram","Supply Ability":"100000 per month","Packaging Details":"Carton box","CPU":"RK3399","Product name":"Android Industrial Control ARM board","Operating system":"Android 7.1.2","Resolution":"1920*1080","Type-C interface":"Support","OSD language":"Multi-language Support","Touch screen":"IPS","RAM ROM":"2GB 16GB"}}

{"cid":"91222872","title":"Allwinner A133 Computer Linux Android Development Motherboard Embedded SOM Arm Pcb Single Board For Kiosk","imgUrl":"https:\/\/img.ismap.com\/nimg\/87\/98\/a0f2979e5c1bbc1dae49858f75a4-200x200-1.jpg","attrs":{"Price":"$50-$90","Brand Name":"JEWELLED","Model Number":"JLD076","Minimum Order Quantity":"1 piece sample is supported.","Delivery Time":"3-5 working days for sample","Place of Origin":"China","Payment Terms":"TT \/Paypal","Supply Ability":"100K\/month","Packaging Details":"1pc\/bubble bag, proper qty in a carton","Product name":"Cost Effective Allwinner A133 Android Motherboard SOM Embedded System on Module Arm Pcb Single Board Computer Linux Android Development Motherboard for Kiosk","CPU":"Quad-core Cortex-A53 processor with a clock speed of 1.6GHz.","GPU":"IMG PowerVR GE8300, supporting OpenGL ES 3.2, Vulkan 1.1, and OpenCL 1.2.","Memory":"Supports 1G\/2G\/4G DDR4 options.","Storage":"eMMC storage with optional capacities of 16G-128G.","Type":"Multilayer pcb","Material":"RF4","Layer":"4","PCB Size":"118mm*75mm*1.6mm","OS":"Supports Android 10 or later versions.","Camera":"USB","Customized":"Support","USB Interfaces":"Built-in 3 USB 2.0 ports, 1 external USB 2.0 HOST port, and 1 OTG port."}}