Whats included....?

Disney’s Miniature Golf Experience
Voucher valid for two rounds of Miniature Golf per room at either Disney’s Fantasia Gardens or Disney’s Winter Summerland Miniature Golf Courses before 4:00 PM.
•DisneyQuest Indoor Interactive Theme Park Admission Ticket
Voucher valid for two admission tickets per room. Guests under the age of 14 must be accompanied by a Guest 14 years of age or older.

is the golf voucher two rounds per person in room? or myself and my DH will be covered? Same for Disney Quest?

The vouchers are per room. So you could each play one round of mini golf and each get one admission into DQ.