4 x USB 3.0 ports (Always-On) 2 x USB 2.0 ports (1 Always-On, 1 powered) 1 x eSATA adapter 1 x Line-in jack 1 x Audio-out (headphone) jack 2 x DisplayPort 1 x VGA 2 x DVI-D AC adapter connector with light 1 x Mouse connector 1 x Keyboard connector 1 x Parallel port 1 x Serial port 1 x Monitor stand port 1 x RJ-45 (network) jack
