DIN EN 300392-5-2007 地面无线中继线路(TETRA).声音加数据(V+D).第5部分:外围设备接口(PEI)
Terrestrial Trunked Radio (TETRA) - Voice plus Data (V+D) - Part 5: Peripheral Equipment Interface (PEI) (Endorsement of the English version EN 300392-5 V1.3.1 (2007-08) as German standard)