Companion 103 is a wireless keyboard and mouse combo with 104 keys and integrated multimedia keys in the keyboard. 
The keyboard has sleep mode for power saving and low battery LED indicator. 
The mouse comes with 6 buttons and is a high precision mouse with 1600 DPI. 
It comes with a nano receiver and its a plug and play to install mouse.
Features
     Keyboard
     Integrated multimedia keys
     UV coated keys
     Low battery LED indication
     Sleep mode for power saving
     Mouse
     Compact and ergonomic design
     Solid structure, high quality buttons
     High precision
     Plug and play
     Navigation keys on side panel
     Power saving mode
Specifications
     Keyboard
     Total no. of keys    104
     Battery    1 x AAA battery
     Button stokes life    80 million times
     Working range    6-8 meters
     OS compatibility    Windows XP / Vista / 7 / 8 / 10
     Product dimension (W x D x H)    450 x 150 x 21.30 mm
     Box dimension (W x H x D)    535 x 41 x 160 mm
     Net. weight    372g
     Mouse
     Tracking    Optical
     Resolution    800/1200/1600 DPI
     Battery    1 x AA battery
     Button strokes life    2,500,000 times
     Working range    6-8 meters
     OS compatibility    Windows XP / Vista / 7 / 8 / 10
     Product dimension (W x D x H)    Mouse : 61.25 x 98.5 x 35 mm
Dongle : 14.5 x 6 x 18.5 mm
     Net. weight    57.5g
     Instructions for installing the keyboard layout with Rupee font
     1. Download the Rupee keyboard application from the link
http://www,zebronics.info/driverszebronics7991/keyboard/Companion_103/Rupee_Keyboard.zip & extract the files.
     2. From the extracted folder, double click Rupee Installer.exe file and follow the instructions. 4 new fonts will be installed to your computer,  which
    supports new rupee symbol in Unicode recommended code position.
     3. Double click Keyboard Install.exe file - a new keyboard layout will be installed in your computer.
     4. To enable the keyboard layout selector, right click on the task bar and select language bar from the toolbar menu.
     5. Now you can left click on the small keyboard icon and enable the Rupee Foradian Keyboard Layout.
     6. Now you can use the grave accent key (left top key above the tab key) on the keyboard to type the rupee symbol by selecting the Rupee Foradian
    Standard for various applications like word processors.