Features Full QWERTY keyboard Touch panel switch to digital mode or mouse touchpad mode Ultra-sensitive mouse touchpad Supports multi-touch and Scrolling bar Supports multi language Specifications Wireless connection QWERTY key layout with 82 keys and ultra sensitive touchpad Power Supply: DC 3V(1.5V 3A Battery x2) Wireless Transmit Power 2dBm Receiving Sensitivity: -85dBm Physical parameter size: 262 x 84 x 34mm Weight: 170g Touchpad: 80 x 50mm Supporting System Windows Linux Mac OS Android / Google / Smart TV OS Application Wireless Remote / keyboard for Home entertainment Education Training Conference Presentation and Projector. Windows/Mac PC Smart TV Box