For 2025, the Audioengine HD4 Next Gen wireless speakers add Bluetooth 5.3, aptX Adaptive, and USB-C connectivity for less than $450. Powered speaker system specialists Audioengine have introduced the ...
The Audioengine HD4 Next Gen skips HDMI ARC, a phono stage, remote, and app—but delivers Bluetooth 5.3, aptX Adaptive, and solid analog sound for under $450. BYO extras. In 2025, the wireless speaker ...
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