5.0 Mega pixels HD DVR Sunglasses with MP3 player

Lens: Polarized lens, UV400 resistance Support music format: MP3, WMA, AAC, APE, FLAC Signal to noise ratio: -90dB THD: 0.05% Frequency response: 20Hz - 20kHz Sound output: 20mW (nominal) / 40mW (max) Camera: 5.0 Mega Pixels CMOS Video Format: AVI 1280x720 @30fps Memory: Built-in Nand flash 4GB / 8GB Battery type: Built-in 3.7V Li-ion polymer battery Input power rating: 5VDC, 260mA Charging time: 3hs by USB connection (approx.) Music play time: 6-7h for 128kpbs MP3 format Recording time: 1.5hs Store consumption: 3.6GB per 60min (approx.) PC interface: USB2.0 Operation system: Windows 2000 / XP / Vista 32 / Win 7 Weight: 52g (42g without speakers) Dimension: W*D*H 161x164x45mm (approx.)