NF Z83-511*NF ETS 300511:1996 Digital cellular telecommunications system (phase 2). Man-machine interface (MMI) of the mobile station (MS) (GSM 02.30).
1996NF Z83-511*NF ETS 300511:1996 Digital cellular telecommunications system (phase 2). Man-machine interface (MMI) of the mobile station (MS) (GSM 02.30).