case with other speakers as well, so it's something that comes with the territory. The recipient of a phone call I made told me that my voice sounded muffled and that the higher ranges were clipped; on my end, the other caller just sounded like she was talking into a pillow. Conclusion For a waterproof and shockproof speaker system in a compact design, the ECOXBT does a very good job and provides remarkably nice sound quality. It will also work for those phone calls coming in while you're sitting beside the pool working on your tan, but don't expect to get the quality that you expect from your Polycom phone in the office. Pros Fun, easy-to-carry design with two grip handles molded into the sides Waterproof and shockproof Fast Bluetooth pairing Great volume and sound quality from a compact speaker system Fast charging and good (10 hour estimated) battery life Cons Speakerphone sounds a bit muffled Battery pack is not user-replaceable Who is it for? Anyone who enjoys listening to music outdoors or in locations where a Bluetooth speaker might get wet. Giveaway Our review is done, so now it's your chance to win an ECOXBT from TUAW and ECOXGEAR. Here are the rules for the giveaway: Open to legal US residents of the 50 United States and the District of Columbia, as well as residents of Canada (excluding Quebec) who are 18 and older. To enter, fill out the form below completely and click or tap the Submit button.