Dear friend!

This month we have made new rf system - DTRF66070C, you can check the detail information about this system from our website www.szdeta.com

Only one month, we have sold 100sets to USA, Canada etc. countries. 

Normally testing with our 9550 rf dual board:

Soft label: 1.5m
Hard tag: 1.8m

Welcome to inquiry and we are pleased to provide you the videos.

Thanks for your supports.

Jenny