Feature: 1. Combination Keys: The wireless keyboard has 12 Fn composite keys, Fn and F1 to F12 combination keys 2. Shortcut Key: The computer keyboards support volume, media, mute, cut song and other commonly used shortcut key functions to ensure efficient office operations 3. BT Mode: The computer keyboards support BT mode connection, compatible with mobile phones, computers, tablet devices 4. Supported Systems: The wireless keyboard mouse set supports for Win, for OS X, for IOS, for Android, which can be freely matched, one key switching 5. Scissor Foot Structure: The computer keyboards keys are designed with scissor foot structure, which has a good rebound effect and a comfortable feel. Bottom galvanized sheet design can be used with leather cover for adsorption Specification: Item Type: Wireless Keyboard Mouse Set Material: ABS, Metal BT Version: V3.0 Operating Distance: 10meters/10.9yd Modulation Method: GFSK Keyboard Battery Type: 180mAh Li Ion Battery (built in) Mouse Battery Type: 2 x AAA Alkaline Batteries (not included) Supported Devices: For 9.7in and 10in Tablet, Mobile Phone, Computer Compatibility: Support PC Input, Support for Win, for Android, for IOS System. Package List: 1 x Wireless Keyboard1 x Wireless Mouse Note: Keyboard with built in battery shippedMouse shipped without battery Please note that the new type and old type of this product will be sent randomly, and make sure you will not mind before ordering.