1GB MP4/MP3 USB Wrist Watch with 1.5'' OLED Screen (Black) 1 GB MP4/MP3 USB Digital Wrist Watch General Features: Stylish Black watch design Fully functional digital wrist watch (shows time and date) 1 GB memory capacity 1.5-inch OLED true color screen (128 x 128 pixel image) 260K color screen Supports MP3, WMA, and MP4 format, up to 8 hours of music playback Supports JPEG format, also displays lyrics and picture