Cheap And Discounts 1PC 2.4GHz 3.0dBi Gain High-quality SMA-J Interface 50 Ohm TX2400-JKD-20 Impedance Less than 1.5 SWR Omnidirectional Antenna Wholesale. Buy Directly From Merchant COJXU IOT Solution Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.