Tenders for Supply of Microphone Unit For Mrvc-Ii Emu Rake Compatible For Pis Systmicrophone Unit For Mrvc-Ii Emu Rake Compatible For Pis System Of Bombardier Emu Rake.The Subject Item Is Gps Based Passenger Information And Public Addressing System For Emu As Per Rdso/Pe/Spec/Emu/0065 Rev- 3 With Amendment No.1