The product is a Standard C5200 device, operating at 144/430MHz with a power output of 10W. It is an extended model for receiving frequencies. The contents include only the microphone as an accessory. The backup lithium battery has been replaced with a new one. There are no issues with transmission/reception or frequency drift. The power is adjusted to 10W for both 144MHz and 430MHz. Despite its age, the device is in good condition with minimal scratches.