Product information:
Screen size: no display (inches)
Memory card type: TF card
Expansion card: not supported
Mode of operation: push-button
Interface: USB 2.0
Headphone jack: All-in-one
Support audio formats: MP3, WMA, WAV, FLAC, APE
Screen color: None
Frequency response range: 20-20KHZ
Menu language: no screen
Additional features: support Bluetooth, head-mounted MP3
Battery type: Lithium battery
Battery capacity: 170MA
Life time: 5-7 (hours)
Weight: 32 (g)
Packing list: host + USB cable + adjustment belt + manual
Body color: white, black, blue and black, blue and white
Memory capacity: comes with 4GBMP3 + Bluetooth, comes with 8GBMP3 + Bluetooth, comes with 16GBMP3 + Bluetooth, 4GB without Bluetooth, 8GB without Bluetooth, 16GB without Bluetooth
Packing: 8GB+Bluetooth, 16GB+Bluetooth,
Earphone x1