The ANT161575TT-3000A1 from TDK is a chip antenna for Wi-Fi, Bluetooth and GPS applications. It has been optimized for the frequency bands from 1574 to 1577 MHz, 2400 to 2484 MHz and 5150 to 5850 MHz. The antenna measures 1.6 (L) mm x 0.8 (W) mm x 0.4 (H) mm.