Operation Manual

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－My device: Display the current or once connected device, and
inquiry new ones.
－Inquiry BT headset（Inquiry audio device）: Search for a Bluetooth
headset and pair them.
－Change device name: Display online Bluetooth devices
－Advanced: Advanced settings of Bluetooth, as follows:
Audio path: Change sound output device.
My address: Display Bluetooth address of the device.
7.7.3 Calculator
The device can be used as a calculator to do some simple arithmetic
work.
7.7.4 STK
This function is provided by network providers. If your SIM card