OXA Classical Portable Multi-Function Digital Pen with Rechargeable Lithium Battery, 8GB RAM, Stereo Voice Audio Recorder, MP3 Player and Integrated FM Radio Quick and easy charging of the Lithium Polymer battery by connecting to any available USB port Compact and Portable design with stylish protective case make it easy to carry and use anywhere Versatile multi-function design with Audio Voice Recorder and FM Radio, easy to use controls, easy to read LCD display and support for up to 24 languages Memory size of 8GB enables storage of up to 1800-2000 MP3s or use it as a USB storage device Long battery life of up to 6 hours of continuous use on one charge