Sony SRS-XB12 Mini Bluetooth Speaker
Sony’s SRS-XB12 Mini Bluetooth Speaker has more bass than you’d expect from a device this size, and you can pick one up for $38 shipped, today only, originally $59.99. It features a passive radiator that works together with the monaural speaker to enhance low-end tones, giving the bass a boost despite the compact size. Product page. Read more for a hands-on video review and additional information.

Sony SRS-XB12 Mini Bluetooth Speaker Loud Extra Bass Portable Wireless Speaker with Bluetooth -Loud Audio for Phone Calls- Small Waterproof and Dustproof Travel Music Speakers Black SRS-XB12/B
  • MUSIC THAT TRAVELS: Small size but mighty in volume to deliver powerful beats wherever you travel
  • VIRTUAL HAPPY HOUR: Turn your virtual happy hour party into a dance party with EXTRA BASS, and pair two for even more fun
  • PERFECTLY PORTABLE: Use the detachable carry strap to hang, carry, or clip the speaker to your bag
  • WATERPROOF CASING: Take to the pool or beach without worrying about water damaging the speaker unit
  • TOTALLY DUSTPROOF: This outdoor pocket speaker will keep on playing no matter how dusty the surface

It also has an IP67 rating, which means that you can take your speaker hiking, into the forest, around the city, or wherever you like – the XB12 keeps on playing, no matter how dusty the surface. The device can also withstand being in and around water. Expect up to 16-hours of play time on a full charge.