�?You need a trusted party speaker: Assume excellent toughness thanks to its IP67 dust- and waterproof rating, and it'll play for ages with up to 30 several hours of battery life. The Wonderboom 4 is probably the smallest speakers on our list �?it’s simple to handhold from any angle.Courtesy https://www.bluetoothspeaker.top/portable-bluetooth-speaker-wireless-gift-rgb-wireless-bluetooth-speaker/