【Useful multimedia control key 】this keyboard has a new breakthrough in supporting multimedia control key from F1 to F10. Help you easy to switch to home page, email, Menu, volume up/down etc 【Special touch pad design for this smart tv keyboard】single finger slides up and down on the right edge of the touch pad will work as mouse scroll wheel up and down, more helpful when you read long pages faster and easier. At the bottom set physical button for left/right click 【High sensitive touchpad 】this wireless multimedia keyboard with high sensitive touchpad, which adopts high quality capacitive touch sense technology. Also it has long use time, rechargeable battery 【Pretty and soft RGB backlit】 red/green/blue three colour backlit with soft lightness help you comfortably using it in darkness with not hurting your eyes. Single control button for backlit. You could changing colour by pressing FRNUM+ backlit key. Press once to change to the next colour 【Widely used 】 it is compatible with HID compatible device, fire stick, PC, laptop, Raspberry Pi 2, Mac OS, Linux, HTPC, IPTV, Windows 2000 XP Vista 7 8 10. Generally, this keyboard works well on smart TV. Note that some smart TVs do not support external input device, especially Samsung. Before you place order, try to use wired keyboard and MOUSE on your smart TV. If the keyboard and MOUSE all work well, This keyboard-mouse combo can too Quickview Rii as the first mini keyboard brand ,all keyboards designed by Riitek Team. Wireless Touch Keyboard,3-Colors Backlight Keyboard,First Multi-Touch Big Size Trackpad ,Rechargeable keyboard for Android TV BOX,SmartTV,Xbox,RaspberryPi,PC,Tablet,HTPC,Android ,Windows Product Operation USB Receiver Location The USB Receiver locates the back bottom . Open the back case ,you will find the USB receiver and the Recharge Cable together. 3-Colors Backlight Control 1. The Bulb button at the rigth bottom side as the Backlight control button 2. Backlight colors: Red ,Green,Blue. Trackpad Operation 1. Single finger click: Left Mouse 2. Two fingles click: Right Mouse 3. Two fingles slid: Zoom in/out multimedia quick Start:fn+esc=switch auto sleep model fn+f1=pairing fn+f2=mute fn+f3=volume – fn+f4=volume + fn+f5=activate/deactivate cursor fn+f6=home fn+f7=search fn+f8=menu fn+f9=email fn+f10=calculater. Repair Method When the indicator LED always flash,you could try to repair as the following two steps , 1. Press the ESC button and turn on the keyboard at the same time 2. Insert the USB dongle into your main device's USB port and the White LED will flash 3-5s ,then off ,that means the repair success . Warm Tips 1. When you use the wireless keyboard on Fire TV, you need an OTG cable. 2. The Samsung newest smart TV doesn’t support all the functions of the standard keyboard and mouse. 3. When you press ‘a’ but appear ‘aaa’ or the keyboard has very short connection distance, because the signal is interfered. Here is the solution: taking out of the extension cable in the package to connect your TV and the USB receiver. 4. If the signal indicator flashes fast, it means the keyboard lost connection with USB receiver. Please repair it according to repair steps in user Manual. 5. If you want to use this keyboard on Amazon Fire TV, you need an OTG cable. If you use it on Samsung smart TV, pls note that the TV doesn’t support all function