About product and suppliers:
            408 transit device products are offered for sale by suppliers on Alibaba.com, of which navigation & gps accounts for 1%. 

A wide variety of transit device options are available to you, such as 1 year, 2 years, and 3 years. You can also choose from ce transit device, as well as from free spare parts, online support, and video technical support transit device, and whether transit device is class ii, class i, or class iii. 

There are 406 suppliers who sells transit device on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, Taiwan, China, and Hong Kong S.A.R., from which the percentage of transit device supply is 98%, 1%, and 1% respectively.