QHM 9440 2.4G Wireless Keyboard and Mouse Combo with free QHM 557

Instruction for use2.4 GHz wireless keyboard combo
System compatibility
Windows Me/2000/Vista/7/ WINDOWS 8, driver not needed.
Keyboard:
1. Adopt 2.4G- 2.4835G wireless radio frequency technology.
2. 2.4G wireless timely hopping technology.
3. 2.4G wireless transmission can reach 10 meters barrier-free working distance.
4. no need to code, plug and play.
5. Ultra-thin keyboard buttons, sensitive reaction, muted design and great handfeel
Mouse:
1. Adopt 2.4G- 2.4835G wireless radio frequency technology.
2. 2.4G wireless timely hopping technology.
3. 2.4G wireless transmission can reach 10 meters barrier-free working distance.
4. Multiple auto dormancy function, unplug receiver or shutdown, etc, the mouse, keyboard, can get into deep dormancy quickly and save batteries well.
5. Low power consumption, low current design, Prolong service life of the mouse and battery, energy saving and environmental-protected.
6. No need to code, plug and play.
7. MINI build-in design, easy for carrying.
8. Ergonomics design, comfortable to operate.
Receiver:
Install mouse/keyboard:
1. Open the battery cover at the bottom of mouse, please insert correctly, after battery installed, the LED will light up for 2 seconds then die out, which means the mouse works well.
2. Open the battery cover the bottom of keyboard, please insert battery correctly, after battery installed, then keyboard turns into working position.
Receiver Installation:
1. For laptop, you can connect the receiver with the USB connector directly.
2. For desktop, suggest you connect the receiver at the desktop, so you can reduce interference.
3. This type of combo doesn’t need to code, you ca enjoy using them freely.
Note:
After you unplug receiver or shutdown the host, the mouse and keyboard will rapidly turn into deep-sleeping mode. Before the receiver connected or host opened, the keyboard and mouse won’t get into working position, and the LED of mouse is out with deep dormancy. After opening the host and connecting the receiver, click any key can awake the mouse and keyboard, then you can use the combo normally.
Attention:
1. In order to prolong battery life, please use mouse on the white or light cover desk.
2. Please select alkaline battery. If no using for a long time, please remove the batteries for preventing battery leakage to damage the mouse.
3. When the combo turns into sleeping mode, press any key to activate using.
4. Don’t use the mouse at the glass or other slippy surface.
5. When operate the combo at a long distance, pls keep 20cm at least from electrical appliance for best performance, such as monitor, sound box and other outlay connectors.
Troubleshooting:
1. If can’t work, what we can do:
i) Check if the positive and negative electrode of battery is right or have power.
ii) Check if the USB receiver is settled firmly.
2. When the keyboard or mouse moves slowly or malfunction, what can we do:
i) Increasing the distance between keyboard mouse and the other computer equipments.
ii) Turn off the other wireless devices.
iii) If on the metal surface, like copper, iron, aluminum, etc will cause barrier to the transmission, and extend the response time of the keyboard and mouse.