or airtrah radios with selecton on dB Systems 380 audio panels Davkl Clark H10-26 (three) - high impedance headsets Cockpit - TJT-120 type (two). Cabin - MS connector type (one). Baggage Canparbnent - MS connect( type (two) Cabin Maintenance - 6'; Baggage Maintenance - 30 • (two): ad with MS connector