The TR40 Ankle Bracelet Monitor use 4G GPSpositioning technology, the TR40 ensures accurate and real-time tracking of individuals under supervision. One of…
![[Video]TR40-Ankle Monitor GPS prisoner tracker bracelet MQTT ankle GPS Watch](https://www.traxbean.com/wp-content/uploads/2023/09/TR40详情页CN3-无水印_副本1_副本2.jpg)