Ocean Technology LLC via Amazon offers the Unitek 60-watt 6-Port USB Desktop Charging Station, model no. Y-P535, for $24.99. Coupon code "LQCABGRV" cuts it to $16.99. Plus, Prime members qualify for free shipping. (Non-members can spend $49 to qualify for free shipping; otherwise, shipping costs $6.03.) That's $8 off list and the lowest total price we could find. It features a Qualcomm Quick Charge 2.0 USB charging port, which charges select Qualcomm Snapdragon-based devices a purported 75% faster.