Features:<br />4 in 1: Keyboard｣ｬ mouse｣ｬ touchpad and LED pointer.<br />2.4G wireless connection｣ｬ 10M operating distance.<br />82 Keys｣ｬ full QWERT keyboard｣ｬ very convenient to type and operate.<br />Full Function keys (F1 to F12) and Multi-Media Keys (Play｣ｬ Pause｣ｬ Next｣ｬ Previous｣ｬ Mute｣ｬ Volume Up / Down).<br />Unique Page up and Page down key and built-in LED pointer for presentation.<br />Backlight makes text entry effortless even in dim light.<br />Real notebook-quality Touchpad (90 degree touchpad flip｣ｬ multi-touch and scrolling bar｣ｬ ultra sensitive).<br />Special keys for supporting Smart TV/PC Remote set-top box.<br />Equipped with USB receiver｣ｬ no driver needed｣ｬ plug and play.<br />Built-in rechargeable Li-ion battery｣ｬ auto sleep mode｣ｬ long standby time.<br />Multiple indication light for signal｣ｬ data transmission and power.<br />Widely used for home entertainment｣ｬ multi-media Education｣ｬ training｣ｬ conference｣ｬ presentation｣ｬ and so on.<br /><br />System requirements:<br />Windows 2000/ XP/ Vista/ 7/Win CE<br />Linux<br />Mac OS<br />Google/Android smart TV OS<br /><br />Specifications:<br />Color: Black<br />Model: KP-810-10A<br />Language: English<br />Connection: 2.4G RF<br />Operating distance: Approx. 10m / 33ft<br />Transmitting power: Max +4dBm<br />Working voltage: 3.7V<br />Charge voltage: 5V<br />Charge current: 300mA<br />Standby time: Approx. 600 hours<br />Item size: Approx. 15 * 5.7 * 1.2cm / 6 * 2.4 * 0.5in<br />Item weight: App