BS ISO 14878:2015规定了技术规范，如声压级 以及耐久性，并规定了声音报警装置（AWD）的相应试验方法 可以安装在自行车上。本国际标准适用于自行车上使用的所有类型的声音报警装置（AWD）。交叉引用:ISO 9227ISO 26101IEC 60942IEC 61672-1IEC 61672-3购买本文件时可获得的所有现行修订版均包含在购买本文件中。

BS ISO 14878:2015 lays down the technical specifications, such as the sound pressure level and the durability, and specifies the corresponding test method for audible warning devices (AWD) which may be fitted to cycles.This International Standard applies to all types of audible warning devices (AWD) for use on bicycles.Cross References:ISO 9227ISO 26101IEC 60942IEC 61672-1IEC 61672-3All current amendments available at time of purchase are included with the purchase of this document.