User`s guide

64 x 64 pixel display•
Weight (approximate)
21.0 g (3/4 ounce)•
27.0 g (1 ounce) for player models with built-in speaker•
Power Source
Battery: 1 x Rechargeable Lithium Ion battery•
USB bus powered when connected to a power outlet or powered USB port on a computer•
Audio Playback Formats
Audible Format 2 and 3•
MP3 (Up to 320 kbps)•
WMA (Up to 320 kbps)•
WMA with Windows Media Digital Rights Management (WMDRM) 9•
AAC (unprotected .m4a) for selected player models only•
Recording Formats
Voice (via built-in microphone): IMA-ADPCM (8kHz, 4-bit Mono)•
MP3 Playback Performance
Signal-to-Noise Ratio: Up to 90 dB•
Channel Separation: Up to 60 dB•
Frequency Response: 20 Hz ~ 20 kHz•
Harmonic Distortion Output: <0.1%•
Connectors
Headphone jack: 3.5 mm (1/8") stereo minijack, 5 ~ 7 mW per channel•
USB port: Standard USB mini-B receptacle•
Firmware Support
Creative ZEN Stone Plus User's Guide
General Specifications 27