For use with Cel Fi Go Building kits

4dB White High Performance Ceiling Mount DAS Antenna with N Female. This 4dBi ceiling antenna is Ultra-thin* designed for in-building 3G and 4G repeater applications.

* For the demanding buyer where high performance and an elegant appearance is required. Ideal for prestige office or home.

Use with Optional Above Ceiling Reflector and increases gain by up to 3dBi.

https://thfcomms.com.au/product/above-ceiling-antenna-reflector-for-4db-ultra-thin-white-ceiling-das-antenna/