LET’S GET CONNECTED! ?Flip the power on/off switch first, and then the indicator light stays on for 3 seconds and turn off. ?Press and hold Bluetooth Channel 1 (F1), the Bluetooth indicator will slowly flash blue and enter paring mode. ?Turn on your device, enter “Setting”-“General”, and turn on the Bluetooth function. Your device will automatically or manually search for any Bluetooth devices.Once it’s found the Bluetooth keyboard, click on and add the device.?Once successfully paired, the indicator light will turn off and the keyboard will be ready to use. Please note:BT2/BT3 connection the same as BT1. Press F1/F2/F3 to switch between devices when connected. Reconnection: press F1/F2/F3. It will enter sleeping mode within 180 seconds when not successfully paired; press the corresponding Channel F1/F2/F3 if necessary when re-pair with your devices required. Specification: Item Name: Multi-Device Bluetooth Keyboard HB206Number of Keys: 78Key Switch Type: Typewriter Style Round Keycaps Key Backlighting: NoneMaterial: High-End ABS Transmission Distance: 10m/33ftOperation Voltage: 3.0-4.2VOperation Current: <4.0mAService time:?3 Million Strikes Battery: 280mAh Built-in Hotkeys: 10 Size: 17.4 cm x 29.1 cm x 1.57/6.9” x 11.5” x 0.7” (Approx.) Compatible: Supports most Bluetooth devices iPad 2017/ 2018/ Air/ Mini/ Pro iPhone Xs/Xr/8/8plus with iOS 5 or higherSamsung Galaxy Tab/note 8 Apple TV Gen 2/ 3Android tablet with Android 3.2 or later Surface pro, Amazon Kindle Fire HD 10 Windows 7/8/10 or later Package Includes: 1 x Bluetooth Keyboard 1 x User Manual