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Quick Start

Latest Update: 2025.07.03


Connect with USB mode

Connect with BLE mode

Connect with other Bluetooth devices

Switch to different devices 

Connect with USB mode 


DKOS 4

  1.  Plug in a USB cable from left keyboard to your devices, such as Mac/PC.

  2. Tap "OUT_USB" on adjust layer

  3. Done.

Connect with BLE mode


DKOS 4

  1. Turn on the right keyboard first, then left keyboard

  2. Tap "OUT_BLE" on adjust layer

  3. Go to your device / bluetooth page.

  4. Tap "vhd" and pair it

  5. Done.

Connect to another Bluetooth devices


DKOS 4

  1. If you conecnted first device.

  2. Hold  "BT_SEL 1" on adjust layer for second device.

  3. Go to your device / bluetooth page.

  4. Tap "vhd" and pair it

  5. Done.

Switch to different mode or device


DKOS 4


Switch to USB device

  1. Plug in a USB cable with left keyboard and your Mac/PC.

  2. Tap "OUT_USB" on adjust layer.

  3. Done.

Switch to BLE device

  1. Tap "OUT_BLE" on adjust layer.

  2. Hold "BT_SEL 0" on adjust layer for switching to Bluetooth Device 1.

  3. Hold "BT_SEL 1" on adjust layer for switching to Bluetooth Device 2.

  4. Hold "BT_SEL 2"" on adjust layer for switching to Bluetooth Device 3.

  5. And so on for 5 devices

Charger your Designer Keyboard


DKOS 4

  1. Plug in a magnetic USB cable with Left or Right keyboard.

  2. Turn on Left or Right keyboard.

  3. It should take 6-8 hours for full chargering.

  4. The battery lift is up to 175 days(6 months).

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