Body size: 19*8.4*2.1cm(7.48*3.30*0.82inch) Color: black, blue, bronze gray Screen: 4.95-inch OLED full viewing angle, 960*544 CPU: Quad-core 64-bit Cortex-A55, main frequency up to 1.8GHz RAM: LPDDR4 1GB Storage: 16+64G / 16+128G Number of games: 16+64G (20000)/16+128G (30000) WiFi/Bluetooth: 2.4/5G WIFI 802.11a/b/g/n, Bluetooth 4.2 Function: LINUX system Emulator: compatible for PSP, for N64, for DC, for SS, for PS1, for CPS1, for CPS2, for FBA, for NEOGEO, for GBA, for GB, for SFC, for FC, for MD, for SMS, for GG, for MSX, for PCE, for WSC, etc. 20 game formats. Supports users to download games in related formats Web media: compatible for: music, video, TV... Language: Multilingual External function: high-quality dual stereo speakers Battery: Lithium-ion polymer battery 3500mAh, 6 hours battery life TF card: supports TF card expansion, up to 512GB Other functions: Supports built-in WIFI online matching, streaming, High Definition Multimedia Interface, vibration motor, 3.5mm stereo headphones 1. Built-in 20000/30000 classic games: 64G/128G SD card, no repetition. For LINUX system, you can add emulators and games in related formats. Perfectly compatible for PSP, for N64, for DC, for SS, for PS1, for CPS1, for CPS2, for FBA, for NEOGEO, for GBA, for GB, for SFC, for FC, for MD, for SMS, for GG, for MSX, for PCE, for WSC, translation games, etc. 20 game formats. 2. 4.95-inch OLED screen: 4.95-inch high-definition OLED screen, full viewing angle/960×544, the screen is very clear. Tempered glass, scratch and drop resistant double protection, provides exciting gaming experience and better eye protection. 3. 3500mAh large capacity battery: Built-in 3500mAh large capacity lithium-ion battery, long standby time and battery life. Supports up to 6 hours of playtime. Supports USB data cable fast charging, brings great joy and happiness to your trip. 4. High-quality material: L1/L2/R1/R2 buttons use FRETTING buttons, the button lifespan is increased by 3 times, and the button is pressed millions of times. Two built-in speakers with inspiring sound. The case has a unique high-quality transparent material. This is the best birthday gift for a child. 1*Game console 1*Instruction 1*Charging cable Due to lighting effects and shooting angles, there is a color difference in the product, please understand. Due to manual measurement, there is a tolerance in the product size.