2.4G Wireless Keyboard + Wireless Mouse Set1.Number of keys: 104 keys with numeric keypad, support English+Portuguese input.2. Interface type: 2.4G USB receiver, plug in the computer can be automatically paired connection.3. Wireless transmission distance up to 10M, plug and play without the need to install drivers and adapters.4. Wireless mouse support DPI: 1000, ergonomic design, hold the use of more comfortable5. Suitable for laptops, PCs, desktops and other mobile devices that support USB input.6. Keyboard batteries: AAA * 2 / mouse batteries: AAA * 2 (batteries are not included in the package)