WiiM Sound Wireless Speaker – BlackPremium 2Way Acoustic Architecture Custom, independently tuned drivers for high and mid low bands with a precision crossover. Each range works in its sweet spot for low distortion, truetosource timbre, rich detail, and fatiguefree listening. MaterialMatched Drivers 4 PaperCone Woofer + Dual 1 SilkDome Tweeters Paper delivers tight, natural midbass; silk provides smooth, extended highs and wide dispersionyielding a coherent soundstage that is clear,