An apparatus for monitoring a mobile object comprising a strap suitable for engaging with a portion of said mobile object. The strap said strap comprises a tamper-detection assembly, a transceiving assembly suitable for two-way communication, and a tamper-resistant housing. The tamper resistant housing is configured to secure the transceiving assembly. The tamper resistant housing further secures a first end and a second end of the strap with the portion of the mobile object and the housing comprises a partitioning assembly suitable for partitioning the strap.