Item name: Smart Remote Controller
Material: Copper alloy
Wireless distance: 5 to 12 meters
Product size: 17*6*3.5mm
Interface type: 3.5mm audio
Supported system: iOS 7 or above version
Step One: Insert the remote to the headphone jack.
Step Two: Download controller APP.
Step Three: Add appliance brand and model.
1 * IR Remote Controller((Phones are not included)
Please contact us first when you have any problem,we will give you the best service and solve the problem ASAP.Thank you so much.