Some services, like the Item Thrust Profile, elect never to explicitly call for authentication or encryption so that pairing does not interfere with the user experience involved with the service use-cases. We've also found the fresh and intriguing speaker partnership in between LG and will.i.am (which was announced at https://www.bluetoothspeaker.top/bluetooth-speaker-hd-sound-bass-speaker-with-volume-control-usb-powered-support-usb-tf/