FOR 647594-B21 / 649871-001 331T Adapter — 1G 4-por

331T adapter compatible with FOR 647594-B21 and 649871-001. Provides 1G capability in a 4-por configuration. Designed to match the original 331T adapter specifications and fit systems using these exact part numbers.You may also like Replacement LCD Front Bezel Frame for P51 Laptop — AP12W000200.