| http://www.w3.org/ns/prov#value | - The device features a 1.8-inch high-resolution full-color TFT-LCD screen and supports audio and video formats such as JPG, BMP, MTV, MP3, WMA, DRM10, and WAV. On a full charge, the T.sonic 840 supports up to 30 hours of continuous audio playback, according to the company.
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