Kmbox B+Pro Dual USB Key Mouse Controller with LCD

3.8 · 6 reviews
$39.91
Pay now, in 4 interest-free payments of $9.98, or over 3–6 months
4 interest-free payments of $9.98

Dual USB key mouse controller designed for controlling two computers simultaneously with pre-installed firmware and LCD display.

  • Supports AI auxiliary with DMA and dual computer control
  • Separate communication ports for keyboard and mouse
  • Pre-installed latest firmware, ready to use

1 in stock

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Estimated Delivery Time3–7 business days

Professional Dual Computer Control

Kmbox B+Pro is designed to seamlessly control two computers simultaneously via dedicated USB ports. The B computer acts as the control unit and operates software, allowing it to control the A computer with ease.

This dual control setup separates the communication serial port from the keyboard and mouse ports, enabling advanced multi-device management without interference.

Pre-Installed Firmware for Immediate Use

All units come with the latest firmware pre-installed since August 2023. This eliminates the need for manual flashing or updates, ensuring hassle-free operation right from the start.

Users are advised against manually flashing firmware to avoid damage and warranty loss.

Comprehensive Connectivity

The device features multiple USB ports dedicated to different functions: USB receiving port for computer A, a connection port for control computer B, plus ports for keyboard and mouse.

The serial port driver installation is straightforward via CH341 driver or automatic wizard, enabling smooth communication between control and target computers.

Compact Durable Build with LCD

The controller includes a durable enclosure and an LCD screen that displays operational status, enhancing usability and monitoring.

Its portable design supports convenient deployment in different work environments or setups.

Key Specifications

  • Supports dual computer control via separate USB ports
  • Pre-installed latest firmware, no flashing required
  • Includes LCD display for status feedback
  • Requires CH341 driver installation for serial port
  • Push button control method for user interaction

What's in the box

  • Kmbox B+Pro Key Mouse Controller unit
  • User manual
  • Connection cables
Product FAQ

Frequently asked questions

01 Does the Kmbox B+Pro require firmware flashing before use?

No, it comes with the latest firmware pre-installed and is ready to use right out of the box.

02 Can the B+Pro control two computers at the same time?

Yes, it supports dual computer control via separate USB ports from the control computer (B) to the controlled computer (A).

03 What is required to install the serial port driver?

You need to install the CH341 driver or use a driver wizard for automatic installation when connecting the serial port.

04 Is the B+Pro version compatible with APIs from the previous Kmbox B version?

Yes, it maintains full API compatibility with the earlier Kmbox VerB.

05 Can I connect my keyboard and mouse to the B+Pro for controlling the target computer?

Yes, USB ports 3 and 4 are dedicated to keyboard and mouse connections to control computer A.

06 What happens if I flash firmware myself and cause damage?

Self-flashing firmware that causes damage or white screen issues voids warranty and no refunds are provided.

07 What is the main advantage of the B+Pro compared to the original B version?

Its key upgrade is separation of communication serial port from keyboard and mouse to enable easy dual computer control.

08 Does the device support push button control method?

Yes, it uses a push button method for control.

09 Is the product portable?

Yes, the Kmbox B+Pro is designed to be portable.

10 Does the controller require USB for operation?

No, despite having USB connections, it does not operate via standard USB protocols alone and requires specific driver installations.

Categories
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AvailabilityIn stock
SKUGA_181388

Discussion

3.8
Based on 6 reviews
Rating
Mysterious Shopper September 21, 2026 ★ ★ ★ ★ ★

The product doesnt even work its half broken and you cant put ur mouse in the kmbox it wont work

I bought a broken kmbiox

j***o September 7, 2026 ★ ★ ★ ★ ★

A defective product arrived. It doesn't work.

S***R July 22, 2026 ★ ★ ★ ★ ★

The firmware is a bit outdated at version 10.0.3 (2023), but it is sufficient to achieve the target functions.

V***i July 4, 2026 ★ ★ ★ ★ ★

The best 💪🏻✌️

Mysterious Shopper June 13, 2026 ★ ★ ★ ★ ★

Look like an original one i don't know if it's work like one
As u see in 3 pic is lil rust there idk how long will work .. till get shut down .. but for 20 euro it's ok ..