1, 48, 11. 025, 22. 050, 24, 8 kHz · WMA bit rates: 10-320 kbps and VBR · WMA sample rates: 8, 11. 025, 16, 22. 050, 32, 44. 1, 48 kHz Built-in memory type: NAND Flash Mass storage class compliant Built-in memory capacity: 4 GB Music memory capacity, MP3: Up to 900 tracks* Power · · · · Battery Type: LI-Polymer Rechargeable: Yes, via USB Battery capacity: 150 mAh Play time on internal battery: Up to 13 hours of audio Dimensions Storage Media · · · · · Packaging type: D-box · D-box dimensions (WxDxH): 50 x 30 x 178 mm · Product dimensions (WxDxH): 28. 7 x 10. 5 x 82 mm · Product weight: 0. 022 kg Tuner/Reception/Transmission · Tuner Bands: FM · Station presets: 30 Connectivity · Headphones: 3. 5 mm · USB: High-speed USB 2. 0 Audio Capturing Convenience · · · · · Function: Keypad lock Superscroll Firmware upgradeable Battery charging indication: On user interface Charge and play: when connected to a PC · Built-in microphone: mono · Voice recording · Audio file format: WAV Software · · Device manager: to restore and upgrade Issue date 2011-06-30 Version: 3. 4 © 2011 Koninklijke Philips Electronics N...