Features: 3 in 1 multifunction: wireless keyboard and Touchpad and mouse, small and exquisite. RF 2.4G wireless connection, enjoy up to 10m operating distance. Ultra sensitive touchpad with 90-degree flip design. Built-in rechargeable polymer Lithium-ion battery. USB receiver, no driver needed, plug and play. Auto sleep and wake-up function of the keyboard. Ergonomic design, compact and light weight. Can be used for PC, Notebook, Smart TV, HTPC, Android TV BOX, etc. System Requirements: for Windows 2000 for Windows XP for Windows Vista, Windows CE, Windows 7, Windows 8 for Linux(Debian-3.1, Redhat-9.0, Ubuntu-8.10, Fedora-7.0 tested) for Android OS(with standard USB interface) Specifications: Color: Black RF mode: 2.4Ghz Operating distance: Up to 10 meters Built-in battery capacity: 450mAH Charging voltage: 4.2V 5.05V Charging current: 350mA Sleeping Current: 1mA Charging time: About 4 hours Item size: Approx. 151 x 59 x 12.5mm or 5.9 x 2.3 x 0.5in Item weight: Approx. 86g or 3.03oz Package size: Approx. 18 x 10.5 x 2.5cm or 7.1 x 4.1 x 0.98in Package weight: Approx. 140g or 4.9oz Package included: 1 x Keyboard 1 x USB Charging Cable 1 x USB Receiver 1 x User Manual No retail box will be included, but we'll pack well before shipping.