Foldable Bluetooth Keyboard, 4-Channel Wireless Keyboard with BT1/BT2/BT3/BT4 for 4 Devices, Multi-Device Rechargeable Portable Keyboard for Windows/Mac/Android/iOS

4-Channel Bluetooth Connection Seamless Switch Between 4 Devices Supports BT1, BT2, BT3, and BT4 independent Bluetooth channels. Long press any channel key for 3 seconds to enter pairing mode, then short press to instantly switch between different devices (computer, tablet, phone). No repeated pairing required.. Universal Compatibility with Quick Language & Input Method Switching Fully compatible with Windows, macOS, Android, and iOS. Dedicated shortcut keys for language switching (Mac: Control+Space /
Windows: Alt+Shift /
Android: Control+Space or Shift+Space) and input method switching.... 12 Multimedia Shortcut Keys for Maximum Productivity F1F12 provide one-tap access to Search, Select All, Copy, Paste, Cut, Screenshot, Previous Track, Play/Pause, Next Track, Mute, Volume, and Volume+. Press Fn+Tab to cycle between F1F12 functions and multimedia controls.. Foldable & Ultra-Portable Design with
Full-Size Key Feel Unfolded size: 362.8 × 122.96 × 10 mm.
Folded size: 199.24 × 122.96 × 20.5 mm.
Weight: only 370g ( 0.82 lbs). Easily fits into any bag while maintaining comfortable, full-size key spacing for long typing sessions.. 180mAh Rechargeable Battery with Clear LED Status Indicators Built-in 180mAh lithium battery, rechargeable via 5V/1A or 2A (standard phone charger).
Charging: solid red light.
Fully charged: solid green light. Low voltage (< 3.2V ): flashing red light. Working distance up to 10 meters. Press any key to wake.