PART OF THE WW2 COLLECTION! This is not A LEGO product, but it is 100% compatible with Lego. 1 00% compatible with Lego BY United Bricks! WW2 COLLECTION! Series WW2 COLLECTION. Quad Band phones can run on all 4 frequencies, Tri Band phones will only work on 3 out of the 4 frequencies, and Dual...Read More