1. Vintage Panasonic RJ 3250 40 Channel Citizens Band Cb Radio Semi Trucker

2. 5 out of 5 stars (1) 1 product ratings - Vintage Panasonic RJ 3250 40 Channel Citizens Band Cb Radio Semi Trucker

3. What is a Cb radio used for? Citizens band (Cb) is different from other personal radio service allocations like FRS, GMRS, MURS, UHF Cb, and the Amateur Radio Service (commonly known as "ham" radio).