The Ultimate Ears Wonderboom 4 is unquestionably the best cheap Bluetooth speaker on this list, combining good sound with an ultraportable design and powerful 360-degree audio. It is really just a straight-up Bluetooth speaker (so no Wi-Fi) however , you can pair two of them together both in stereo https://www.bluetoothspeaker.top/bt-subwoofer-stereo-speakers-with-multi-function-microphone-music-speaker/