That’s exactly what the JBL Partybox 310 delivers. Right now, it’s $349.95 (down from $519.95)—a solid 33% off, saving you $170 on a speaker designed to keep the party going strong.

Unlike a full DJ station or other bulky, hardwired music setup, a portable speaker can quickly be spirited indoors if rain shows up to ruin your party. But the JBL PartyBox 310 is built with IPX4 ...