The VJ5120W500GXCMT from Vishay is a Ceramic Chip Antenna designed for wireless, Bluetooth and 5 GHz ISM band applications. It delivers a gain of up to 2.9 dBi and has a 50 Ohm unbalanced tuning interface. This omnidirectional ceramic antenna measures 3.1 x 1.6 x 0.6 mm and operates over a temperature range of - 40 °C to + 85 °C.