Shenzhen HAC Telecom Technology Co., Ltd was founded in 2001. It is one of the companies who firstly specialize in the production, development and design of industrial wireless data transmission products in China. We can provide many specs of wireless embedded data module with the frequency range from 300MHz to 2.4GHz, terminal products for Internet of Things and wireless RF solutions. Most of our products are developed based on the RF IC chips made by TI company, combined with much experience on RF development and good error correction algorithm developed by us, we have produced high-performance wireless products with many features, for example low power consumption, high performance, good quality, low BER, long transmitting distance, high anti-interference performance, convenient develop, practicability etc. We have the professional R&D engineers and sales team, testing equipments and environment for high frequency using. So we can provide professional, best and high-efficient servic