ProtoArc XK04 Portable Folding Keyboard
Product Features
Bluetooth Connection
- Turn on the power switch to ON.
- Unfold the keyboard.
- Shortly press “Fn” +
to choose the channel; Long press “Fn” 
, the blue indicator flash quickly, and the keyboard enters into pairing mode.
- Turn on the Bluetooth settings on your device, search or select “ProtoArc XK04” and start Bluetooth pairing until the connection is completed.
How to Switch Between Three Devices
After getting connected to three device, you can easily switch the connection by pressing “Fn” 
Keyboard Charging
Notice:
- When the power is low, the red light of the channel in use will flash until it is turned off;
- When the power of the keyboard is low, there will be a delay or lag when typing, which will affect normal use. Please connect the power supply to charge in time to ensure that the keyboard has sufficient power for normal work.
Multimedia Function Keys
How to Use Special Characters in US
How to Use Special Characters in British English
On MacOS/iPadOS/iOS system:
Press the key and you can type the symbol shows in the right square frame.
Press and hold the key
, then press the corresponding key, you can type the symbol shows in the right square frame.
Press and hold the key “
then press the corresponding key, you can type the symbol shows in the right square frame.
Press and hold the key “
, then press the corresponding key, you can type the symbol shows in the right square frame.
On Android/Windows:
Press and hold the key ” Alt Gr 
” (the key on the right side of the keyboard), and “€0. then press the corresponding key, you can type the symbol ”
Press and hold the key “
then press the corresponding key, you can type the symbol shows in the right square frame.
Press and hold the key
then press the corresponding key, you can type the symbol shows in the right square frame.
Product Parameters
- Battery capacity: 90mAh
- Working voltage: 3.7V
- Working current:
4mA - Standby current: O.5mA
- Sleeping current: 20uA
- Standby time: 2120 Days
- Working time: 48 Hours
- Charging time: 1 Hours
- Wake up way: Press any key
- Size: 273.5×103.5×8.6mm(Unfolded) 145.9×103.5×17.9mm(Folded)
Warm Reminder
- If the keyboard fails to connect normally, it is recommended to turn off the keyboard, restart the Bluetooth of the device, and connect again; or delete the redundant Bluetooth option name in the Bluetooth connection list of the device and connect again.
- Press “Fn” + “BT1/BT2/BT3” to switch to corresponding Bluetooth channels, it can use normally in 3 seconds.
- The keyboard has a memory function. When a normally connected device is turned off and powered on again, the keyboard will default to connect this device through original channel, and the channel indicator will be on.
Sleep Mode
- When the keyboard is not used for more than 60 minutes, it will automatically enter into sleep mode.
- When using the keyboard again, just hit any key, the keyboard will wake up within 3 seconds, and the lights come back on and keyboard starts working.
Packing List
- 1* Foldable Bluetooth Keyboard
- 1* Type-C Charging Cable
- 1* Collapsible Phone Holder
- 1* User Manual
Safety Warning
IMPORTANT: To reduce risk of fire, electric shock, or injury, follow these safety instructions.
- Charging Safely: Use only the provided cable. Charge in a well-ventilated, dry area away from inflammable materials.
- Battery Handling: Do not attempt to replace the item’s lithium battery. Battery replacement should be conducted by qualified personnel to prevent hazards.
- Heat Exposure: Avoid leaving the item in high-temperature environments or in direct sunlight, which could result in a fire hazard.
- Liquid Exposure: Keep the item away from water and liquids. Do not use if wet until thoroughly dried.
- Damage and Leakage: Cease usage and consult customer service if the item is damaged or the battery leaks.
- Correct Disposal: Follow local regulations for disposing of electronic devices
- Radio Frequency Interference: This device may cause interference with other electronics. Keep a safe distance from sensitive devices.
- Child Safety: Keep the item and its components out of reach of children to avoid choking or battery ingestion hazards. Never allow children to handle the item unsupervised.
CAUTION: Non-compliance with the above warnings can lead to serious injury or property damage.
For further assistance or information, please contact our customer service.
Emergency Contact: +1 886-287-6188 (United States)
EU Declaration of Conformity
- Declared Object: Portable Folding Keyboard
- Model: XK04
- Rating: 3.7V
10mA - Input: 5V 250mA
- Place of Production: Made in China
Manufacturer:
Shenzhen DZH Industrial Co., LTD
Address: 3th Floor, YiTuo Mike Industrial A building, Bu Yong Industrial D zone, Shajing, Baoan, Shenzhen, China
European Representative:
- Business name: g.L.L. GmbH
- Business address: Bauernvogtkoppel, 55c, 22393, Hamburg, Germany
- Email: g.L.L.DE@outIook.com
- Tel: +49 162 3305764
Business name: AMANTO INTERNATIONAL TRADE LIMITED
- Business address: The Imperial, 31-33 St Stephens Gardens, Notting Hill, London, United Kingdom, W2 5NA
- Email: AmantoUK@outlook.com
- Tel: +44 7921 801 942
It is our sole responsibility to declare that the above products are in full compliance with Directive 2014/53/EU, 2011/65/EU (as amended)
- Position: Managing Director
- Signature:
- Date of Sign: 2022.1.5
- EU agent name:
- Date of Si2022.1.5gn: 2022.1.5
- US: support@protoarc.com
- IJK: support-uk@protoarc.com
- United States: (+1) 866-287-6188
- Monday-Friday: 10am-1pm , 2pm -7pm (Eastern Time)*CIosed during Holidays
Documents / Resources
 | ProtoArc XK04 Portable Folding Keyboard [pdf] User Manual XK04, XK04 Portable Folding Keyboard, Portable Folding Keyboard, Folding Keyboard, Keyboard |