EPOMAKER B21 Mechanical Gaming Keyboard User Manual
- June 6, 2024
- EPOMAKER
Table of Contents
Thank you very much for choosing B21 Mechanical Gaming Keyboard. The keyboard has a variety of cool functions and light effects. Hope it will bring you a new sense of cooperation.
Connection Method
Bluetooth Mode
Turn the “mode switch” to the BT position. If no host has been paired before,
the keyboard will automatically enter the code-matching state. ( if you have
paired the host before, you will directly connect back, The indicator light
flashes slowly; if the connection fails for 3 seconds, the keyboard enters the
Bluetooth sleep state; If the connection is successful, the indicator light
will be on for 3 seconds and then the original state of the button backlight
will be restored.)
Multi-device connection: Touch the button to switch to the corresponding
Bluetooth device. The light of the corresponding button flashes slowly for 3
seconds to indicate the reconnection. After the reconnection is successful,
the corresponding button light is always on to indicate; the reconnection
fails and the backlight is off.
Long press for 2 seconds to pair the corresponding device, the corresponding
button light flashes quickly to indicate the code pairing, after the code
pairing is successful, the corresponding button light is always on to
indicate; when the connection fails, the backlight goes out.
USB Wired Connection Mode
Turn the “mode switch” to the USB position to realize the USB wired connection
mode and turn off the battery power supply at the same time. (The battery can
be charged by connecting the USB in any mode, until the battery is fully
charged)
Mac/Win Dual System Function
Windows System : switch the system to the Win gear position, which
matches the Windows system and usage habits; the F1-F12 key functions are
directly triggered, and the multimedia key functions need to be combined with
the (FN) key to achieve.
Mac System : Switch the system to the MAC position, and match the MAC
system and usage habits at this time; the multimedia keys are directly
triggered, and the F1-F12 key functions need to be combined with the (FN) key
to achieve. Windows System: switch “win” and “alt” to the left of the space
bar to “alt” and ‘win’; the “alt’, “fn” and ctrl” on the right side of the
space bar are switched to “ctrl”, “fn” and “alt”.
Multimedia Button Function
In the Windows system , it is F1-F2, without fn compounding, it can be triggered directly.
**F3** Multi-screen display **F4** Main control panel **F7** Last song
**F8** Play / Pause **F9** Next song **F10** Mute **F11** Volume –
**F12** Volume +
Indicator Light: charging light indicator-red, on when charging, and off
when fully charged
Low battery flashing (when the voltage is less than 3.5V, the low battery
flashes red (once in 1s), when the voltage is lower than 3.2V, the keyboard
automatically shuts down)
FN Composite Function Key
FN + ↑: increase brightness (0-28-44-60-80, default 100) FN + J: reduce
brightness (0-28-44-60-80, default 100)
FN + ←: reduce the light efficiency speed (0-28-44-60-80, 100 by default)
FN + →: increase the light efficiency speed (0-28-44-60-80, 100 by default)
FN + left Ctrl: cycle to switch the number key 1-0 function to: number 1-0
function (default) F1-F12 function
FN + Del: long press for 3 seconds to restore factory settings, clear all
power-off memory information, including Bluetooth pairing information
Knob Function Key
Left knob : turn clockwise to increase the volume of multimedia, turn
counterclockwise to decrease the volume of multimedia, press mute, press again
to remove mute.
Right knob : rotate clockwise to increase the backlight brightness,
rotate counterclockwise to reduce the backlight brightness, press cycle to
switch the light effect.
The right knob contains extended function: it needs to support the function of
clockwise rotation, counter clockwise rotation, and pressing of the left knob
and the right knob, Such as: zoom in, zoom out, open, close, forward, backward
and other functions.
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