Altec Lansing HYDRATREK Magnetic Bluetooth Speaker $13 at Amazon $13 $25 New price low! Amazon has the Altec Lansing HYDRATREK Magnetic Bluetooth Speaker (several colors) on sale for $13.49 with free shipping on $35+ or with Prime. Up to 6 hours of continuous playtime on a single charge. Includes carabiner. $13 retail: $25 Posted by Faraday03/17/2026 at 09:02 AM PT