The Echo 17 is a WiFi / WLAN dedicated PCB antenna that achieves good levels of performance for its size, owed to fine tuning between 2.4 and 2.5GHz, the antenna can be used with WiFi, Bluetooth, Zigbee and ISM 2450 based applications.
With its small footprint the Echo 17 is perfect for applications where internal space for components is limited or when using an external antenna is simply not appropriate.