SparkFun 2.4GHz Ceramic Chip Antenna Antennas Rs. 5001 - Rs. 20000 There are two pins available

There are two pins available within the barrel jack footprint

We use them extensively in our SparkFun Original boards

Documents:

You can actually see serial traffic on the LEDs to verify if the board is working

Fit for: Neewer TT850 TT860 Speedlite Flash

SparkFun 2.4GHz Ceramic Chip Antenna Antennas Rs. 5001 - Rs. 20000 There are two pins available2. 4GHz ceramic chip antennas. Very small antennas that work nicely with the Nordic ICs. Dont expect these little guys to perform as well as their ~2" rubber duck counter parts, but then again, these will squeeze onto any PCB layout. Dimensions: 2. 2x6. 5mm Documents: chip antenna 2. 4ghz. pdf