Product parameters: Product Category: Gaming Dongle Main control frequency: Dual-core Cortex-A7 up to 1.0GHz Memory performance: DDR3 256MB Support external TF: Expandable up to 128GB Game content: Preloaded with 64GB (20,000+ games), 128GB (30,000+ games) options Supported game formats: Arcade, MAME, Atari 2600, Atari 5200, Atari 7800, Atari Lynx, CPS1, CPS2, CPS3, FBNeo, Game Gear, GB, GBA, GBC, Genesis, Mega Drive, NES, SNES, PC Engine, PSX, SFC, and more Emulators supported: 23 types Output interface: HDMI-compatible, supports 1080P, 720P resolution Power input: 5V/1A or 5V/2A Features: - Built-in 3K arcade game joystick with high sensitivity and anti-slip design - 2.4G wireless controller gamepad included - Supports up to 10 classic emulators for retro gaming experience - Upgraded HD performance for smoother gameplay - Supports both wireless and wired controllers - Connect up to four controllers for multiplayer gaming Package Included: 1 x Game stick 1 x HDMI-compatible cable 1 x USB charging cable 2 x Wireless gamepad 1 x Receiver 1 x TF card (32GB, 64GB, or 128GB optional) 1 x User manual