NWZ-E443K

The NWZ-E443K is a mid-capacity model with built-in speakers part of the E series. It has 4GB of internal storage and supports MP3, AAC, and WMA audio playback formats. It is equipped with a 240x320 TFT display and supports video and still image playback. It has an FM radio, built-in speakers, and WM-PORT connectivity, and supports approximately 45 hours of playback with a lithium-ion battery. It is a self-contained configuration with internal storage and does not require external media.