The Ultimate Ears Wonderboom 4 is without doubt the best cheap Bluetooth speaker on this list, combining good sound with an ultraportable design and effective 360-degree audio. It is really just a straight-up Bluetooth speaker (so no Wi-Fi) however you can pair two of these together possibly in stereo https://www.bluetoothspeaker.top/retro-vintage-style-bluetooth-speaker-music-player-rotary/