Can we use mushroom antenna on the MARS 400S ? Hollyland Tech December 01, 2020 09:31 Yes , the mushroom antenna can be used on the MARS 400S . Related articles Did the MARS 400S can use D-TAP cable to connect V-Mount battery to charge ? How to change the video input and output format? Firmware UPGRADE Check&Change--- Wi-Fi Password Comments 0 comments Article is closed for comments.