Powers on. No other testing done This Dynascan COBRA 138 XLR 40 / SSB CB Radio is a powerful device that allows for communication on the go. It has 40 AM / 80 SSB channels, making it a versatile tool for those who need to communicate over long distances. The radio is made in Japan and is of high quality. The device is a mobile/in-vehicle radio, meaning it can be used while on the move. It features a D858 chip and powers on, ensuring that it will remain functional for a long time. The Cobra brand is known for producing reliable products, and this CB radio is no exception. It is perfect for those who need to stay connected while on the road.