Hello, I present myself my name is eric I am 52 years old and I m "interresse the robot always, I Omnibot has a robot in 2000 and I want to restore amméliorer, I would like to install 2 cervomoteurs neck to make their perform a double rotation, right-left and top out there, may I not sure how to go for assembled together eye exsiste walk in double actuators that toutelle called pan / tilt which the MADE double rotations, but I do not know if they are compatible with ez BV4 robot controller? can someone there you find out about this? Nerci to cordially