What type of wifi antenna connector does BPI-R3 uses

Banana Pi Router design BPI-R3/R3 Mini(MT7986)
1

Hi,

One of my sets of BPI3 did not include connectors and I might have bought wrong connectors as they do not hold. What is the correct connector?

2

It looks like IPX connector

3

Board connector needs IPEX 1 (no 4 which is used for ngff cards) u.fl female (no pin)