Answer
The TiWi-uB2 module is certified with the Ezurio (formerly Laird Connectivity) 2.4 GHz Dipole and 2.4 GHz Waterproof Dipole antennas, used in conjunction with any of our U.FL to Reverse Polarity SMA cables. Additionally the module is also certified with an off module Johanson Technology 2450AT43B100 chip antenna. Consult the Antenna Design Guide for details on implementing the TiWi-uB2 module into your design with one of the above certified antenna options.