While the fourth technology incorporates a slightly better bass extension than its predecessor, its smaller size suggests that this speaker's lower-frequency extension is much less amazing than that of the Ultimate Ears EPICBOOM. You may notice a lot less small-bass in the combination, but it really's nonetheless compatible for https://www.bluetoothspeaker.top/stereo-surround-sound-audio-subwoofer-wireless-waterproof-bluetooth-speaker-support-odm/