The GOgroove BlueSYNC BX Portable Bluetooth Speaker features Bluetooth, a 3.5mm AUX Port, and a USB port. This sleek, gunmetal cube with a back-lit LED glow on the front panel looks and sounds great. It's got a rechargeable, removable battery that offers up to 6 hours of continuous music and you can even take calls using the integrated microphone. This speaker usually retails for $69.99 but it's marked down to just $29.99 at Amazon, Now here's the cool part: Use the coupon code BLUESYNC at checkout to knock off an additional $10. Bottom line: You get the speaker for just $19.99 (shipping is free). But you better hurry...this offer expires on Friday, May 8th.