All-in-one multimedia MP4 player - Multifunctional design: plays music, browses images, radio, voice recorder, speaker output, TXT E-book reader, stopwatch, and pedometer. Supports Bluetooth, expansion (not included), and a timer-off function for convenient power management. - Dual mode with AMV video: also supports video playback in AMV format. The digital screen makes it easy to view photos and videos. Storage options available: 4GB, 8GB, and 16GB. - Bluetooth compatible: connect to Bluetooth-enabled devices such as speakers and earphones for wireless listening. - Rechargeable power: built-in 250mAh battery for extended use after a full charge, reducing the need for frequent recharging. Practical use scenarios - Commuting or travel: listen to music or radio with Bluetooth headphones, view photos, or read TXT E-books during transit. - Study or everyday tasks: use the TXT E-book reader and image viewer, record notes with the voice recorder, and track time with the stopwatch. - Exercise or leisure: use the pedometer to monitor activity, and enjoy video playback on the AMV format when desired. Consistent with original brand, specifications, models, and functions, this device combines multiple utilities in a compact, easy-to-use package with flexible storage options and wireless compatibility.