This is a very old MP3 player with a very small builtin memory: 32MB  (not GB!). But it supports MMC cards for additional storage.

main specs from the manual:
- audio formats: WMA, MP3, AAC
- PC interface: USB V1.1
- power: 2 batteries AAA (3V)
- Measurements: 52 x 75 x 15 mm
- Weight: 40 g (without batteries)
- S/N ratio: 82 dB
- audio output: 5mW
- total harmonic distortion: <0.1%
- output frequency: 20Hz-20kHz

It also has a builtin microphone and can record voice clips with the G768 codec.

It requires a specific Windows software for transferring the audio files (included in the CD-ROM).

It was tested recently with 2x AAA batteries and it is still working.

Shipped inside the original box with all the originale accessories except the headphones.