RK M75 built-in rotary knob
Display Functions: power on/off, volume adjustment, switching mode. Multi-functional display screen, display functions: battery level, WIN/MAC, wired/2.4G/BT mode, volume level, let the keyboard status be clear at a glance, and remind you to charge.
How To Use And Switch The BT & 2.4G Mode?
Rotate the knob and choose BT1 mode
BT Pairing:
1. Short Press the knob to enter the mode switching options;
2. Turn the arrow to BT1, Long press the knob to enter BT1 pairing mode, and the display shows "BT Pairing";
3. Turn on the Bluetooth of computer/phone, and search for the displayed name: RK-M75, then you will connect the device successfully.
Rotate the knob to 2.4G mode
2.4G Pairing:
1. Short Press the knob to enter the mode switching options;
2. Turn the arrow to 2.4G, Long press the knob to enter 2.4G pairing mode, and the display shows "2.4G Pairing";
3. Plug in the 2.4G dongle; Successful pairing will return to the home screen.