By Bestbuy.com

Klein - Blu-PTT Bluetooth Push-To-Talk Now Compatible With Push-To Talk APPS. Works With Both ios & Android - Black

The Blu-PTT Bluetooth Push-To-Talk button, manufactured by Klein Electronics, is compatible with a wide range of Push-To-Talk (PTT) applications on both iOS and Android devices. It functions by wirelessly connecting to your smartphone, effectively turning it into a two-way radio.