Rii i4-Bluetooth wireless keyboard, original, with case, portable, backlit, touchpad keyboard, for Android/windows, i4

(New 2021) rii i4 Multimedia Mini Wireless Bluetooth Keyboard with Touchpad Mouse Combo, LED Backlight, Rechargeable Li-ion Battery with USB Interface Adapter – Black

function:

1.Dual mode keyboard, 2.4g Bluetooth, mode switchable

2. Qwerty keyboard combined with touchpad, 71 keys

3.USB2.0 mini receiver is plug and play, new scroll wheel design allows you to browse the web and long files faster

4. Has multiple multimedia shortcuts

5.With standby light function, can be used at night or in dark environment

operating system:

Windows 98/me/2000/nt 4.0/xp/ce/vista/7/8/8.1/10

Windows XP

Windows Vista、Windows CE、Windows 7

Linux (Debian-3.1, Redhat-9.0 Ubuntu-8.10 fedora-7.0 tested)

Mac OS 10.6

Android 4.0

specification

Receiver (dongle): Nano style.
Connection port: USB2.0 or higher.
Transmission mode: bluetooth +(RF)2.4GHz wireless technology.
Bluetooth version: bluetooth 4.0.
Transmission power: +\-5db
Power: BL-5B 700mah.
Product weight: 112.5g.
Product size: 15.5*8.9*1.65cm

charging port

Power source: Rechargeable polymer lithium-ion battery.
Charging voltage: 4.7v-5.25v
Charging current: 300ma
Sleeping current: 135ua
Working current: <75ma
The device uses a built-in lithium-ion battery. Use the charging cable plug to this USB port. Allows you to charge the unit.

Multi-finger function touchpad

Left mouse: Single finger click
Right mouse: Two finger click
Scroll function: Two finger drag
Adjust touchpad speed: fn + space

Bluetooth installation

1.Press fn + tab to switch to Bluetooth mode.
The blue LED will remain on. This means your keyboard is paired with your device.
2. Open Bluetooth on your device, search for i4 keyboard and click Connect.
Tip: To pair your Bluetooth device, press FN+CTR and the blue light will flash, then perform step 2 again.

2.4g-install

1. Remove the receiver from the back cover of the keyboard.
2. Connect the USB receiver to your device’s USB port.
3.Press fn+caps to switch to 2.4g mode. The green indicator will turn on, indicating a successful connection.