UMIDIGI Z1 with $40 off during pre-sale subscription. The Z1 Pro is a limited stock edition with 1,000 pieces available globally. To purchase the Z1 Pro, subscribe first on UMIDIGI official website.
Enter UMIDIGI’s official website for the $9.9 subscription and giveaway contest:
http://www.umidigi.com/page-umidigi_z1_activity.html
