G90 handheld device: Display screen: 7-inch IPS full lamination high-definition screen, wire 0CA lamination technology; Resolution: 1024x600 CPU: quad core ARM -A7MP RAM:DDR3 1G ROM:MMC 4GB System: Linux 5.1 retro arch output: Supports high-definition output Game format: Arcade /FBNeo /MAME /CPS1 /CP82 /CPs3 /Atari2600 /Atari5200 /Atari7800 /Atarilmx /PCEngine /-HACK / /SFC /SNES /GB / / / / / /NGPC /PS1 / Language: Supports 29 national languages External function: High quality stereo speaker Battery capacity: 4000mAh TF card: Supports TF card expansion, with a maximum support of 256GB Charging: Match maximum load 24 Type-C charging cable Other functions: Supports external controllers for two player , dual 3D joystick Color: C:Red & Blue Material: plastic Package Contents: 1 x Handheld Game Player 1 x USB C Cable 1 x English instruction manual 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 picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.