Verbatim Store 'n' Play VM-01 - Manual (Page 33)

 Specification of Product
Notes: The above-mentioned specifications of digital audio player are subject
to further modification for the purpose of performance upgrading without
special Notes.
Dimensions (L x W x H) 85 x 26 x 22mm
Net weight 34g (battery not included)
Memory 128/ 256/512MB/1GB (depending on product version)
Power supply One alkaline battery 1.5V AAA
PC interface Built-in USB plug
Play MP3, WMA, support VBR
Digital voice format ADPCM (32Kbps)
Build-in Mic Capacitive Mic
Signal-to-noise ratio Larger than 85dB
Range of audio frequency 20Hz-20KHz
Play mode Normal, Repeat one, Repeat all, Shuffle, Repeat shuffle
Batttery life Up to 10 hours