Currently supported is notebooks with servicetag E7A8 (both versions)

Here you can purchase bios master password for Dell with servicetag E7A8
Instruction how to unlock is provided on this page:

Example securemanager with password service tag E7A8

Price for unlock 1 unit DELL (E7A8): $ 15.00

After paypal processing, password for your laptop will be sent in 2-3 hours.
Please check your Spam when the E-mail seems not to be sent
Transactions are processed by PayPal, so your credit card information is safe and never stored.
HDD password is for free and without warranty (free addon).