HP +Referral+
463948-B21
is compatible in the following HP Models:
HP Pavilion tx1000 Notebook PC series
HP PAVILION TX1270EO NOTEBOOK PC - GT490EA
HP Pavilion dv6000 Entertainment Notebook PC series
HP PAVILION DV6520EO ENTERTAINMENT NOTEBOOK PC - GQ405EA
HP PAVILION DV6570EO ENTERTAINMENT NOTEBOOK PC - GT440EA