The Dolphinssigned second-round picks QB Chad Henne and DE Phillip Merling as the team opened training camp Saturday.
Henne and Merling -- the 57th and 32nd overall picks, respectively, were the last of the Dolphins' nine draft picks to sign contracts.
Henne's contract is for $3.5 million over four years, including $1.5 million in guaranteed money, report's NFL Newtwork's Adam Schefter.
Terms of Merling's contract were not disclosed.
