Lenovo ThinkPad Basic USB 3.0 Dock Station DL3700-ESS 0A34197 03X6777 EXCL PSU
ThinkPad T550, T540s, T450, T540p, T440p, T440s, T440, T431s, L430, L450, L440, L530, L540, W540, x140e, X240, X230s, x240s, X250, T460, X260, P50s, P70. 1 x USB 3.0 B Port. 4 x USB 3.0. Compatiable with the following Laptop(s).