The Ultimate Ears Wonderboom 4 is unquestionably the best cheap Bluetooth speaker on this list, combining good sound with an ultraportable design and helpful 360-degree audio. It is just a straight-up Bluetooth speaker (so no Wi-Fi) but you can pair two of these together both in stereo or dual https://www.bluetoothspeaker.top/best-selling-stereo-bass-subwoofer-wireless-bt-rgb-led-speakers/