Passkey Entry: This process could possibly be used in between a device with a display plus a device with numeric keypad entry (for instance a keyboard), or two devices with numeric keypad entry. Powered on, a crimson LED aligns with the Bluetooth button and also a 5-section battery indicator https://www.bluetoothspeaker.top/mobile-white-noise-machine-with-hifi-bluetooth-speaker-for-hotel-or-bedroom/