Heard it on a Sony
Sony SRS-XB01 is a compact portable Bluetooth speaker in Sony’s Extra Bass series. It features a rounded design and passive radiator that give your tunes deep and punchy sound. It comes with a 37.55 driver. It weighs just 160 grams and is graded IPX5 water-resistant. You get six hours of battery life. It retails for Bt1,590.