Hey im new to archery and having a hard time finding a good compound bow for myself, i was wondering if you have any suggestions as to good used models to look for and affordable newer ones to look into,

Im 6 ft 9in, 75in arm span, can comfortably handle 70 pound draw weight, also want something with over a 34" Axle to Axle length, planning on using for hunting deer. working with $500 to $800 budget any help is greatly appreciated.