Product name: Development Board Model: for Orange Pi 4 (4GB) SOC: rock RK3399 CPU architecture: -A72+-A53 CPU frequency: 1.8GHz Number of cores: 6 Memory+on-board storage: dual channel 4GB LPDDR4+16GB EMMC Flash Onboard Ethernet:Support 10/100M/1000M Ethernet (YT8531C) Onboard WIFI+BT:CDW.20U5622-00;Support IEEE 802.11 /g/ac,2T2R;Support BT5.0 Video: Output:3.5mm and -compatible 2.0a Input : MIC Audio: -compatible 2.0,Supports 4K@60fps Output 1*DP 1.2 (Display Port) , Supports 4K@60fps Output Supports Dual MIPI- (4 Lines Per Channel) Camera:2*MIPI-CSI Camera Connector (MIPI-RXO . MIPL-TX1 / RX1) USB:2*USB2.0+1*USB3.0+1*USB3.0 Type-c Audio and video: support Camera interface: 2 Debugging serial port: 3 Pin Reserved interface: 26 Pin PCIE: Support Mini Pcle interface Power interface: DC 5V/3A, TYPE-C 5V/3A Power management: Yes OS: Support Android, and Debian operating PCB size: 56x 91mm Colour:blue+black Material:PCB+Metal Plug Type :EU Plug,it applies to Indonesia, , , , and so on. Voltage:AC100-240V Package Contents: 1 x for Orange Pi 4LTS Development Board 1 x Aluminum alloy case 2 x Thermal silica gel 1 adapter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.