Extraordinary Sound Enjoy rich sound with this USB device, featuring digital processing for consistent playback and 3W output power. . Expanded Storage Capacity: Special 16MB storage unit provides generous space for structure files, supports music playback without internet, and allows seamless remote updates. Double Antenna Wireless Technology: Increased stability with two integrated antennas for maintaining links over longer distances in difficult conditions. Visual Link condition Display: Integrated multicolor lights show pairing progress (red during search, green when linked) for straightforward use. Essential for USB speakers with visible connection lights. Open Source Customization: Supports widely used programming environments for adjustments, great for technology hobbyists and developers working with programmable sound devices.