QZ Labs pre-certifies 5G NR/LTE/UMTS/GSM devices by performing core tests and device acceptance tests as per carrier and industry requirements. The testing and certification service includes complete one stop solution for testing RF performance, Signaling and Protocol, GPS, Field Testing, IMS (VoLTE/VoWiFi/RCS) testing Audio Testing, Camera testing, Application and Platform testing, Environmental testing and Proficiency testing.