1) As a portable disk
2) MP3 player and High Fidelity Voice Recorder Watch
3) 5 preset EQ mode
4) Red/green light indicator
6) Supporting systems: Windows 98/SE/ or above
7) Interface: round 4 pins USB
8) Battery: built-in 250mAh, 3.7V Hi Li-ion rechargeable battery
9) Charging time: up to 2.5-3 hours and up to 5-6 hours for first-time charging
10) Battery use: up to 8 hours for continuous playing
11) Speed: USB 2.0
12) Supporting bit rate: 32kbps-256kbps
13) Temperature: -20 - +70oC
14) Output: 5mW + 5mW
15) Frequency rate: 20Hz-20kHz
16) Accessories: MP3 QA watch user manual, 4 pins minimum USB port, stereo earphones, CD driver

17) Flash Memory:64MB/128MB/256MB/512MB/1GB / 2GB  / 4GB