The Xtransceiever is a high-tech transceiver with a camera function. The colors differs between male and female trainers. You can communicate with various people including your friends and Professor Juniper at important moments in the game. The Xtransceiver is obtained when you reach Nuvema Town. In Pokemon Black 2 and White 2, the Xtransceiever is obtained in the player's house in Aspertia City.