Product parameters: Product Category: Gaming Dongle Main control frequency: Dual-core Cortex-A7 up to 1.0GHz Memory performance: DDR3 256M Support external TF: expandable to 128GB Game content: 64GB (20,000+ games), 128GB (30,000+ games) Supports arcade games, mame, atari2600, atari5200, atari7800, atarilynx, cps1, cps2, cps3, fbneo, gamegear, gb, gba, gbc, genesis, megadrive, nes, nesh, ngpc, pcengine, psx, sfc, snes – 23 kinds of emulators Use interface: HDMI-compatible output, 1080P, 720P Voltage input: 5V/1A/2A Specifications: Features: - Original 3K rocker special game controller for arcade, high sensitivity and anti-slip design - 2.4G wireless controller gamepad. Supports up to 10 kinds of classic emulators to play nostalgic games - Upgraded version for smoother performance and ready-to-play functionality - Supports wireless and wired controllers; supports two controllers and allows up to four players online 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, 128GB optional) 1 x Manual