DIANJURKAN UNTUK MENAMBAHKAN PAKING BUBBLEWRAP, CEK ETALASE "DLL" TKS.<br><br>Special Keys for Mac PC. 6 Multimedia Keys for iPad &amp; PC. Unique "IME" key for input method switch on iPad. Color LED for working status indication. Built in intelligent power management software, Standby and Sleep mode to save power. Built-in rechargeable Li-Ion battery; charge by a USB Type A to Micro USB cable (INCLUDED) connect to your computer with USB port(s). Frequency band: 2.4 - 2.4835GHz unlicensed. ISM band.<br><br>Features:<br><br> Battery Duration: Constantly use: about 50 hours<br> Charging time: 3 - 4 hours.<br> Dimensions (L x W x H): 115 (H) x 60 (W) x 7 (H) mm.<br> RF output power: 4dbm maximum.<br> Operating Range: Up to 33 feet (10 meter).<br> Technical Details: Receiving sensitivity: -75dbm (standard).<br><br>Mobile System Requirements:<br><br> The device must built in Bluetooth function<br> The mobile operating system should be one of following:<br> Google Android OS<br> Windows Mobile(6.0 &amp; above) OS<br> Nokia Symbian S60(V3.0 &amp; later) OS<br> iPhone 4.0 OS