CF33 Tablet Dual RF Antenna Pass Thru, lite port replication. Secure your Toughbook 33 tablet If your Toughbook 33 tablet does not have a keyboard, this is the docking station you need. The design accommodates either a hand strap or additional battery pack. Port Replication: Antenna switch, LAN (2), USB 3.0 (2), Power supply input, USB 2.0 on front (2), USB 2.0 (2), Serial 9 pin