The P750 was a cellular-enabled PDA powered by Microsoft’s Windows Mobile 6 Professional operating system. It had both a touchscreen interface plus built-in stylus and a traditional mobile phone keypad. Asus described it as a "PDA Phone".
The GSM radio was capable of supporting both EDGE and HSDPA data bearers offering theoretical data speeds of up to 3.6 Mbps. It also included Wi-Fi, Bluetooth and a SiRF III GPS receiver. Additionally, it featured a 3.2 megapixel camera.