Vaio

Alex Klein used a Vaio brand laptop during the Sycorax invasion of Earth. (TV: The Christmas Invasion)

Victor Kennedy possessed a Vaio brand laptop which he used to access the LINDA website, Who Is The Doctor?, in his office. By using a handheld device, Victor was able to trace LINDA's location to Maccateer Street. (WC: Tardisode 10) Later, when he met with LINDA in basement unit 4b, Victor was using a PowerBook G4 laptop. (TV: Love & Monsters)