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K7 Tri-Mode Gaming Mouse User Guide

Aurora
Updated

This guide provides instructions for connection, charging, driver usage, and basic configuration of the K7 Tri-mode Gaming Mouse.

Contents

1. Product Overview

  • Tri-mode connection: Wired / 2.4G Wireless / BT 
  • Supports MCHOSE HUB (Web & PC driver)
  • Adjustable DPI, Polling Rate, and performance settings
  • Magnetic wireless charging dock support (model dependent)

Specifications

  • Length: 127.3mm
  • Width: 63.8mm
  • Height: 39.9mm
  • Weight: approx. 59g (varies by model and accessories)

2. Connection Modes

2.1 Wired Mode

  • Connect USB-C cable to the mouse and USB-A to the computer.
  • The device will automatically switch to wired mode and begin charging.

2.2 2.4G Wireless Mode

  • Switch the bottom mode to 2.4G.
  • Plug the USB receiver into the computer or charging dock receiver.
  • Ensure receiver is within 20cm for best performance.

Manual Pairing (2.4G):

  • Press and hold Left + Middle + Right buttons for 3–5 seconds until indicator flashes.
  • Insert receiver and wait for successful pairing (light turns off).

2.3 BT Mode

  • Switch to B mode on the bottom switch.
  • Search device name: K7Mouse.
  • Press and hold Left + Middle + Right buttons for pairing reset.

Note: BT must be used without cable connected.

3. Charging & Battery

Charging Method

  • Use USB-C cable or magnetic charging dock (if supported).
  • Charging time: approximately 2–3 hours.
  • Mouse can be used while charging.

Battery Indicator

  • Flashing red: Low battery / charging
  • Solid red: Charging
  • Solid green: Fully charged

Battery Notes

  • Battery level is estimated in driver software.
  • 8K polling rate significantly reduces battery life.

4. MCHOSE HUB Driver

The K7 supports both Web Driver and PC Driver.

  • Web Driver: https://www.mchose.com.cn/#/home
  • PC Driver: https://www.maicong.cn/support/hub

Supported Modes

  • Wired Mode
  • 2.4G Wireless Mode

Note: BT mode is not supported in the driver.

5. Driver Functions

5.1 Button Settings

  • Remap mouse buttons to system shortcuts (volume, play/pause, etc.)
  • Assign keyboard keys or mouse functions

5.2 Macros

  • Create multi-step commands (key sequences)
  • Supports loop mode and delay adjustment (up to 16000ms)
  • Macro import/export supported
      1.Select New Macro    

 

2. Enter a name and press Enter to name the macro configuration.

   3. Select loop mode


 

4. To start recording, press the corresponding button combination to complete the recording and save.

5. Simply drag and drop the recorded macro configuration to the corresponding key.

6. To modify the macro interval, simply click the delay time after recording ends.
  • Macro import and export are suitable for local saving of macro functions to prevent loss.

5.3 DPI Settings

  • Adjust DPI levels (1–6 presets)
  • Separate X/Y axis adjustment supported

  • Higher DPI = faster cursor movement

 

5.4 Lighting Settings

  • Customize lighting effects for receiver or dock

6. Performance Settings

Polling Rate

  • 500Hz: Office use
  • 1000Hz+: Gaming
  • Higher polling rate = lower latency but higher CPU usage

Key Debounce Time

  • Controls delay between press and release
  • Lower value = faster response but may cause accidental double-clicks

LOD (Lift-Off Distance)

  • Controls tracking height when mouse is lifted
  • Lower LOD reduces cursor jitter during lift-off

Motion Sync

  • Improves tracking smoothness
  • May slightly increase input latency

Ripple Control

  • Reduces jitter at high DPI
  • May reduce responsiveness at low DPI

Straight Line Correction

  • Stabilizes cursor movement
  • Not recommended for FPS/MOBA competitive games

Sensor Angle Adjustment

  • Supported on PAW3395 / PAW3950 sensors
  • Recommended default: 0°

7. Sleep & Wake Settings

  • Default sleep time: 3 minutes inactivity
  • Wake method: move mouse (button wake may not work on optical switches)
  • Settings adjustable via MCHOSE HUB

8. Important Notes

  • BT polling rate is fixed at 125Hz
  • Driver only works in Wired / 2.4G mode
  • High polling rate may cause FPS drops on low-end PCs
  • Use original cable for best stability
  • Do not use phone chargers to avoid battery damage

9. Troubleshooting Quick Tips

  • Reconnect receiver if mouse is not detected
  • Try different USB port if connection fails
  • Update firmware via MCHOSE HUB
  • Keep receiver away from Wi-Fi routers for best stability

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