Mini X1 Portable Wireless Keyboard Black

3 in 1 multi-function: wireless keyboard + touchpad + mouse, small and exquisite. RF 2.4G wireless connection, enjoy operating distance up to 10m. Ultra sensitive touch panel with 90 degree swivel design. Built-in rechargeable lithium-ion polymer battery. USB receiver, no driver needed, plug and play. Automatic keyboard on and off function. Ergonomic, compact and lightweight design. It can be used for PC, laptop, Smart TV, HTPC, Android TV BOX, etc. System Requirements: Windows 2000 Windows XP Windows Vista, Windows CE, Windows 7, Windows 8. Linux (Debian-3.1, Redhat-9.0, Ubuntu-8.10, Fedora-7.0 tested) Android OS (with standard USB interface) Specifications: Brand: Rii. Color: black. RF mode: 2.4 GHz. Operating distance: up to 10 meters. Built-in battery capacity: 450 mAh. Charging voltage: 4.2 V ~ 5.05 V. Charging current: <350 mA. Sleeping current: <1 mA. Charging time: about 4 hours. Item size: approx. 151 x 59 x 12.5 mm. Item Weight: Approx. 86 g. Package Weight: Approx. 140 g. Package includes: 1 keyboard. 1 USB charging cable. 1 USB receiver. 1 user manual (Spanish language