Watch head Dimension:
61mm (L) x41mm (W) x17mm (H), weight:100 g w/
packing
Band lengths:
Upper: 64 mm with standard USB plug embedded
lower: 119 mm
Capacities Available:
512MB &1GB
Memory Type:
NAND Gate Data Flash by Toshiba
Voice recording time:
- 128MB / 9 hours - 512MB / 36 hours
MTBF (Mean Time Between Failure):
1,000,000 times
S/N Ratio:
90 dB
Earphone Output:
2x5 m W/each
Data Retention:
Up to 10 Years
Music playing time:
- WMA format (64Kbps): 240minutes/128MB
- MP3 format (128Kbps): 120minutes/128MB
Volume Output Frequency:
20Hz to 20KHz
5-Mode Equalizer:
Jazz/Classis/Rock/POP and Normal
Play Modes:
Play, Repeat, Stop, Rewind and Forward Skip
Sampling frequency of voice recording:
8KHz/sec.
Compression level:
From 32Kbps to 320Kbps
Battery Saver Mode:
Automatic shut off after 90 seconds
Data Transmission Speed:
Read 1000KB/sec; Write 900KB/sec (USB 1.1)
Operation Temperature
From minus 20C to + 70C
Battery Type:
3.7V and 170 m Ah macromolecule polymer Japanese Miyota Li-ion battery, rechargeable via USB port. 300x full charge,
and 80% full up to 500 charges.
Recharging time:
2 hours if totally empty for 6 ~ 8 hrs continuous
playing hours with full power
Accessories included:
Stereo earphones, USB cable Extension (1 meter), spare USB band cord, user manual, quick guide and driver CD, see the whole set Optional accessory: AC power charger Available in: 110V, | 
