X-Micro xmp3-a User Manual

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12. MP3 Player Specifications  
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Internal Memory  
o
 
Built-in 128MB, 256 MB, 512 MB, 1 GB  or 2GB (10 MB 
reserved for firmware and system management) 
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Interface  
o
 
USB  
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Power  
o
 
1 x AAA Battery 
o
 
Battery continuous playing time: Up to 8 hours  
• 
Equaliser  
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Normal, XBass, Rock, Jazz, Classical, Pop  
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Display  
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128 x 32 dots Dot-matrix LCD with backlight 
o
 
ID3 Tag display  
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Controls  
o
 
Power On / Play / Pause  
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Stop / OFF  
o
 
Skip Next  
o
 
Skip Previous  
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A-B/Menu button  
o
 
Volume +  
o
 
Volume - 
o
 
Hold Switch  
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Processor  
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75 MIPS DSP  
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Audio Playback  
o
 
Windows Media Audio (WMA)  
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MPEG Audio Layer 3 (MP3)  
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Voice Recording  
o
 
ADPCM encoding 
o
 
8 KHz to 32 KHz sampling rate 
o
 
Each 128 MB memory provides about 8 hours recording (at 
default setting, 8 KHz) 
o
 
Recording via on-board microphone . 
• 
FM Tuner  
o
 
87.5 ~ 108 MHz  
o
 
20 presets  
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Signal to Noise Ratio  
o
 
> 90 dB  
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Frequency Response  
o
 
20 Hz ~ 20 kHz  
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Output  
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<4.4 mW (each output)  
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Total Harmonic Distortion Output  
o
 
0.01% ~ 0.5%  
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Ports  
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USB Port  
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Phone Out  
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Firmware