The Ultimate Ears Wonderboom 4 is certainly the best cheap Bluetooth speaker on this list, combining good sound with an ultraportable design and powerful 360-degree audio. It can be just a straight-up Bluetooth speaker (so no Wi-Fi) however , you can pair two of these together both in stereo https://www.bluetoothspeaker.top/wireless-indoor-rechargeable-hands-free-bluetooth-speakers-with-rgb-colorful-lights/