The radio station of MV range is designed for: Realization of simplex telephone radio communication, reception and recognition of SELCAL signals, reception and data transmission (in modification of "MV 21D") in ACARS, VDL-2 modes. Provide interfacing with related equipment via AFDX/Ethernet, ARINC 429, as well as using one-time commands. Receiving distress calls at 121.5 MHz. Implement the exchange of packet data containing spoken and control information with ABSA components via AFDX network. Automatic and automated control of the technical condition of the components of the radio station with the issuance of control results in the maintenance system, taking into account the requirements of ARINC 604, 624 agreed with Avionics Protocol.

Power supply from the on-board network of DC 27
Power consumed by the radio station in "Receive" mode W 40
Power consumed by the radio station in the "Transmission" mode 160 (MV-21), 240 (MV-21D) W
Weight of the radio station 4 kg