“I have bought 4 backtrack Devices non of them pair correctly I have given him chance after chance after chance and it's not the phone it's not the Wi-Fi it's not the Bluetooth how to disconnect reconnect the app it just doesn't work it's not reliable the product just sucks What is this appointment especially something that supposed to promote to be reliable is false Specially when I have two DUIs and I never wanna drink and drive again just doesn't help”