X4 Wireless Keyboard (Demo Unit)


Ultra Slim | Compatible with Any Bluetooth Devices | Stylish & Portable | Auto Sleep Mode | Built in Rechargeable Battery | Micro USB Charging Cable | Scissors Key | Comfortable Typing | Lightweight

₹ 810.00 ₹ 1,999.00 Save ₹ 1,189

Tax & Shipping Included

Tax IncludedShipping Included


COMPATIBILITY: This wireless keyboard is compatible with any Bluetooth devices such as iOS, Android, and Windows Tablets, Laptops, and mobile Phones, iPad 10.2 2019, iPad Air 10.5 2019, iPad mini 5 2019, new iPad Pro 12.9/11, iPhone Xs Max, Microsoft Surface, Fire tablets, etc.

EASY TO OPERATION: The Working distance of wireless Bluetooth is 3.0, This keyboard's working distance is up to 33 ft. Press the "fn" "Android" or "win" or "iOS" on the keyboard simultaneously will quickly switch between the three modes. The keyboard is designed with a separate off/on the slider and Bluetooth connect button and corresponding indicators

AUTO SLEEP AND WAKE-UP FUNCTION: The Bluetooth keyboard also features an auto sleep/wake-up function. The keyboard will enter into sleep mode if it doesn’t work for 10 minutes, and it will disconnect from your device. It will wake up and connect to your tab again when pressing any key.

LIGHTWEIGHT & ULTRA SLIM: This keyboard is lightweight and made of Plastic, ultra-slim (About 4mm thickness) design makes for easy portability. Its ultra-slim design makes it easy for traveling or business

LONG BATTERY LIFE – Built-in Rechargeable battery could extend the battery life, 2-3 hours full charge, work for more than 100 hours, and stand by for 100 days.

MICRO USB CHARGING CABLE – You can easily charge your keyboard with Type C charging cable which is included in the package and use the keyboard for a long time after one charge.

DISCLAIMER: Kindly use the keyboard with a 5V/1 Amp power adapter only. It will improve the life span of your gear and their batteries.

Demo Unit

What is a Demo Unit?
Demo Unit is an opened unit which was open at our experience centre in Naraina Delhi. These units were opened for experience by people who are visiting our store. This includes everything from Keyboard cases to IEMs, and more.

What is the Condition of the Demo Unit?
Demo Units are listed only after testing by our team for being fully functional and without any issues. They might have a few scratches here or there, but they are usually in good condition.

What all are Included with Demo Units?
Most Demo units come with a full retail package (although unboxed). We might replace the stock accessories with equivalent products(eartips/manuals). The outer box might be replaced with a generic brown box or the retail box might be a little damaged. If anything is missing in any product, we will notify it on its product page please check before purchasing.

What is the Warranty on Demo Units?
Most Demo Units have six months of warranty through us. For any changes, we will be adding all the related details on the product listing, please check for any updates.


Operating Distance
Modulation System
Operating Voltage
Operating Current
<8mA (When the touchpad is working)
Standby Current
Sleeping Current
Charging Current
Standby Time
>100 days
Charging Time
2-3 hours
Lithium Battery Capacity
Uninterrupted Working Time
100 hours
Lithium Battery Life
1 Years
Key Strength
Key Life
5 million Stroke
Operating Temperature
Operating Temperature



Don't worry, HK131T Wireless Keyboard Case For iPad comes with a 6 Months warranty against manufacturing defects. We guarantee that every product on Concept Kart is genuine and backed by the Manufacturer's warranty.

Read more about Concept Kart's warranty policy.

Shipping Policy


We usually ship orders on same day if ordered before 2 pm or within 24 hours if ordered later (except on holidays/sunday, where processing times may be higher) from one of our domestic warehouses based out of Delhi. It normally takes around 1 to 5 business days for delivery. We use premium service partners such as Blue dart, DTDC and Delivery for faster and reliable service. A tracking number will be provided upon shipment.

In very rare cases when order is not received after 10 business days of shipment (extended by number of days when the govt. Restricts movement of goods due to factors such as coronavirus pandemic), please contact us and we will provide you a support.

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