I'm sure Bose incorporates a name of staying a fraud / poser by audiophiles, however it's an excellent product for what it really is. Quick summary: Passive speakers need an external amplifier and crossover �?more control, Sure, and also much more equipment, a lot more setup, and much more https://www.bluetoothspeaker.top/flashlight-function-bt-speakers-outdoor-wireless-audio-waterproof-bluetooth-speaker/