Mini wireless mouse and keyboard Size: length 146.8X width 97.5X thickness 19MM (ultra mini, palm size) Colour: Black Can be connected to desktop, notebook, car TV, HTPC, big screen TV, smart TV, hard disk player, network player, X-BOX 360, PS3 With super-feeling, super-good shape design, most full-featured, most portable features Five highlights: 1. With backlight, use at night 2. Larger touchpad, unique dual mouse left and right button design, more convenient operation 3. Adjustable mouse speed, adjustable at two speeds 4. Nokia mobile phone universal (BL-4C) rechargeable lithium battery, free to replace the battery 5. Palm size game keyboard, streamlined design Features: 1.92 keys (74 standard keys + 18 media keys) 2. Built-in 2.4G wireless receiver 3. DPI can be adjusted 4.800mA lithium battery 5.Up and down page function keys 6. Left and right mouse function keys Product specifications: 1. Size: 146.8 × 97.5 × 19mm (L × W × H) 2. Working distance: 15m 3. Transmitting power: +5db 4 working voltage: 3.3 V 5. Operating current: < 50mA 6. Charging current: < 300mA 7. Sleep current: < 1mA System Requirements: 1.Windows 2000/Windows XP/Windows Vista, Windows CE, Windows 7 2.Linux (Debian-3.1, Redhat-9.0 Ubuntu-8.10 Fedora-7.0 tested) 3.Android