ADESSO Technologies WKB-31 WIRELESS 2.4GHz RF MINI TRACKBALL KEYBOARD User Manual
ADESSO Technologies Inc. WIRELESS 2.4GHz RF MINI TRACKBALL KEYBOARD
Users Manual

MANUAL 
Function Declaration: 
1. 2.4 GHz RF wireless technology. 
2. working distance of 2.4GHz wireless transmission is up to 10 meter. 
3. multi-level sleeping function save more power. 
4. low power and low current consumption design, making battery using more longer. 
5. don’t need the cord, easy to plug and play. 
6. mini receiver is easy to carry. 
Installation 
Open the battery cover under the keyboard and place 2 AA batteries inside. Then close the 
battery compartment cover. 
Power the keyboard switching it “ON”. The switch is found at the back of the keyboard. 
Press the “connect” button for 2-3 seconds then release. The connect button is found at the back 
of the keyboard. Connection be successful once the LED light of the receiver will stop blinking. 
FCC NOTE: THE MANUFACTURER IS NOT RESPONSIBLE FOR ANY RADIO OR TV 
INTERFERENCE CAUSED BY UNAUTHORIZED MODIFICATIONS TO THIS EQUIPMENT. 
SUCH MODIFICATIONS COULD VOID THE USER’S AUTHORITY TO OPERATE THE 
EQUIPMENT. 
This device complies with Part 15 of the FCC Rules. Operation is subject to the following two 
conditions:1. This device may not cause harmful interference, and 2. This device must accept any 
interference received, including interference that may cause undesired operation.