Digital Voice Systems Amp128 - Manual (Page 29)

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Technical Specifications
Model Name .......................... Amp128/256
MP3 Decoding Format .............. Constant or Variable bit rate (8~320kbps),
Sampling frequencies 8-48Khz
WMA Decoding Format ............. Constant bit rate (5~192kbps),
Sampling frequencies 8-48Khz
Internal Memory ..................... 128/256MB
Internal Flash Support ............. SD/MMC (16/32/64/128/256/512MB)
LCD ..................................... 128x64 dot-matrix LCD display with LED backlight
Voice Record Format ............... WAV format, IMA-ADPCM at 4-bit, mono,
8K sampling rate
FM Record Format .................. ADPCM format
FM Frequency Range ............... 87.5~108.0 MHz
Interface .............................. USB 2.0 High Speed (mini-USB connector)
Maximum Output .................... 12mW + 12mW @16ohm headphone
S/N Ratio .............................. >90 dB
THD .................................... 0.01~0.5%
Frequency Range ................... 20Hz~20KHz
Battery ................................ 1 x AAA Type Alkaline/NiMH Battery
Maximum Playing Time ............ 16~18 Hrs on one alkaline battery
(MP3 file played at 128kbps)
Dimensions ........................... 1.9”(W) x 2.8”(H) x 0.9”(D) (48x70x22mm)