Features: BT5.0+USB wired dual-mode connection, stable singal, low latency. Adopt cloud key mapping technology, default key mapping auto-match, support a variety of phone models. Built-in quick reporting shortcut, report player unknown's battleground in real time. Press mouse middle wheel to control the mouse cursor, all operations in the game can be achieved. Support one-key high-speed continuous shooting. For senior players, you can customize keys via APP to fit your habit. Small and lightweight, not take up much space, easy to carry. Specification: Model: M2 Material: ABS Connection mode: USB wired, BT5.0 Input voltage: USB 5V Supported system: Android, iOS(below iOS 13.4) Item size: 7.5 * 4.8 * 2.3cm /2.95 * 1.89 * 0.91in Packing list: 1 * Keyboard mouse converter 1 * Data cable 1 * User manual