a soa PU Ge relacat® ar — Real Sound Always ee CEDES. fF CTT Relocate MI PASSPORT M2 it & minis dual Chanel full-featured wireless microloans system, d manufactured by Cartel, The transmitter built i ron sects microphone, which can be clip on the collar directly, or it can be connected to the lavaliere microphone by an textual Input Interface. It Is used as an ultra-small body pack transmitter. Mi passport uses ISM's global unlimited 2.4G frequency band Tor transmission.