Retail radios are small, lightweight and affordable options. Highlighting the group is the MAG ONE BPR40. It is very small and light weight. Its just over four inches tall and weighs less than thirteen ounces. It’s also extremely tough. Its so durable it meets military durability standards. But durability isn’t its only selling point. The BPR40 also has a high capacity battery that lasts about 8-10 hours.