Make sure your signal is online anytime and anywhere
The antenna performance is the key factor for mobile phones calling quality and network experience.
Duubee R&D team has fully skill of antenna tuning & testing for 2G, 3G and 4G network. The antenna lab equipped with Vector Network Analyzer for antenna S11 tuning, Microwave Anechoic Chamber for the 3D radiation testing, included TRP, TIS performance testing and so on.
The OTA standard of Duubee mobile phone products is much higher than the 3GPP/CTIA industry standard, which can meet the OTA requirements of overseas operators and all products can pass the FCC/PTCRB certification.
All efforts and investment are aimed at enabling consumers to keep their signal online anytime and anywhere, enjoy the high-speed and pleasant 4G network experience.