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General Specifications
Size (WxHxD)
36.5 mm (1.4") x 74.5 mm (2.9") x 15 mm (0.6")
Weight
33 g (1.2 oz) without battery
Power Source
Battery: 1 x AAA alkaline battery
USB bus powered when connected to computer
Storage Media
Built-in NAND Flash memory chip
Battery Life
MP3 128 kbps: Up to 18 hours of continuous playback with a new AAA alkaline battery
WMA 64 kbps: Up to 14 hours of continuous playback with a new AAA alkaline battery
Playback Formats
MP3: Up to 320 kbps
WMA: Up to 320 kbps
Recording Formats
Voice (via built-in microphone): IMA ADPCM (8 kHz, 4-bit, Mono)
Lyrics Format
LRC
ID3 lyrics
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 2.0 (Full speed)