Yaber K2s User manual

K2s PROJECTOR

CONTENTS
YABER Lifetime Professional Support 1
Package List 2
Projector Specifications 3
Projector Overview 4
Remote Control Overview 5
Installation 6
1. Install the TV Dongle 6
2. Distance and Projection Size 7
3. Adjuster 7
4. Install On the Ceiling 8
5. Connect Devices 8
Operation 9
1. Starting Up the Projector 9
2. Image Adjustment 10
3. Switching Input Signal 13
4. USB Disk Input Mode 13
5. Screencast 14
6. Bluetooth Settings 17
7. Quiet Mode 18
8. Alexa Setup 19
9. System Update 22
10. Power On Mode 22
11. Safe Shutdown 22
Maintenance Tips 22
1. Care of Projector 22
2. Cleaning the Air Filter 23
Warranty 25

YABER Lifetime Professional Support
Tips
Dear customer,
Thank you very much for supporting YABER!
Please read this manual thoroughly before using the projector. If you have any issues, email
your order number and the problem to [e-mail] We will provide a fast
solution in 24 hours.
Actually, many problems can be easily solved by setting, such as no signal, no sound,
bluetooth connection failed, WiFi connection failed, dark spots, choppy animation etc. We
promise all the projectors have been 100% carefully checked and packaged before shipping.
If you have any questions, could you please contact us so that the problem can been solved.
And give us an opportunity to improve. We guarantee we will provide you a satisfactory
solution.
Thanks for your understanding!
YABER Service Team
1. Do not place projector in too warm or too cold room, because the high temperature or low
temperature will shorten lifespan of the device. The working environment would be 5℃~35℃
better.
2. If there are black spots on the projection screen, please don't worry,please contact
[e-mail] via email, we can send you a video about how to remove the dust.
3. The projector shall be strictly protected from strong impact, extrusion and vibration. Do
not try to move and on strong impact, extrusion and vibration. Do not try to move and the
internal circuit faults.
4. Lens, as the core component of the projector, is directly related to the picture definition
and effect. The excessive dust thereon will affect image quality. The dirty lens shall be wiped
with soft cotton cloth for the glass lens surface. Hard cloth or abrasives shall not be used.

EN 2
Package List
K2s Projector
TV Dongle
3-in-1 AV Cable
Projector
Remote Control
TV Dongle
Remote Control
Quick Start Guide
Lens Cover
HDMI Cable
Power Cord
Cleaning Kits

EN 3
Projector Specifications
Model No. K2s
Native Resolution 1920*1080P Keystone Correction Auto/Manual Vertical&
Horizontal
Compatible Resolution 4K(H265 only) Light Source LED
Aspect Ratio 1.54:1 Display Technology LCD
Projection Ratio 1.5 Minimum Projection
Distance 4.5ft
Recommended
Projection Distance 4.5-21.3ft Projector Weight Weight: 7.05 pounds
(3.2 kg)
Power Voltage AC 100-240V Wi-Fi WiFi 6
Power Consumption 140W Bluetooth 5.0
Picture File JPG/JPEG/ BMP/PNG Interfaces
HDMI*2/USB*1/
USB-C*1/Earphone*1/
AV*1
Projection Method Front/Rear on Desk, Front/ Rear on Ceiling
Video File MP4/MKV/WMV/3GP/MPG/VOB/TP/TS/DAT/MOV/FLV/TRP/4K H.264/
H.265(≤30fps)
Audio File MP3/WAV/WMA/M4A/AAC/OGG/FLAC

EN 4
Projector Overview
Automatic Focus
Signal Receiver
IR Window IR Window
Air Inlet
Power Port
HDMI Port
USB Port
USB-C Port
Headphone Jack
AV Port
NFC Area
Quiet Mode
Bluetooth Speaker Mode
Angle Adjusting Stand
Rubber Pad (Remove for Ceiling Mount)
TV Dongle Slot
Bottom Label
Volume
Power
Projector
Lens
Heat-Sink Window

EN 5
Standby On/Off
Home Page
Back/Exit
Back/Exit
Volume +/-
Home Page
Voice Search
Arrow Keys
Arrow Keys
APPs
Menu
Focus +/-
Auto Focus
Enter/Confirm
Power On/Off
Confirm/Enter
Remote Control Overview
VOL
Google Play
1. Android TV Remote Control
2. Projector Remote Control

EN 6
Installation
1. Install the TV Dongle
Lid
Tray
TV Dongle
Slot
1. Push once to open the lid, and take out the tray.
2. Mount the TV Dongle and make sure the Micro HDMI port downside and the Micro USB port
upside.
3. Insert the mounted TV Dongle into the slot.
4. Plug the USB power cable into the Micro USB port, and push to close the lid.
Micro USB port
(Mark on the Back)
Micro HDMI port
(Mark on the Back)
USB Power
Cable
Mounted TV
Dongle

EN 7
2. Distance and Projection Size
3. Ajuster
The projector is equipped with an angle adjuster foot. Push the button to adjust its angle.
1. Place the projector on flat surface, press and hold the adjuster button and lift the projector.
2. Release the button when you find a suitable angle and the adjuster foot will drop into position
and be locked.
Max degree: 60°
Aspect Ratio: 16:9
Distance Screen Size
1.4m (4.5ft) 40"
2.0m (6.5ft) 60"
2.6m (8.6ft) 80"
3.3m (10.8ft) 100"
3.9m (12.7ft) 120"
4.8m (15.7ft) 150"
21.9 200"
The recommended projection distance is about 8.6ft, the shortest projection distance is 4.5ft.
The image size depends on the distance between projector and screen, there may be 3%
deviation among above listed data. Different settings cause various distances.

EN 8
The projector can be hanged on the ceiling with hanger frame. Please purchase an universal
rojector ceiling mount. Remove the four rubber pads on the bottom of the projector, you will see
he screw holes and use the M5*10mm screws for installing on the ceiling.
The projector has 5 ports, HDMI port/USB port/USB-C port/AV_in/Audio out.
Please select the correct connecting port to connect your devieces.
Screw holes: M5*10mm
210mm
200mm
DVD
4. Install on the Ceiling
5. Connect Devices

EN 9
1. Open the battery compartment.
2. Insert two AAA batteries with correct polarity indicated.
3. Close the battery compartment.
Note: You must use the Yaber remote control to complete the first time setup of the projector.
Press the power key on the remote controller or projector. The power LED on the projector
turns from orange to off.
To turn off the projector, press once and then press it again when the power menu pops up.
The power LED on the projector lights up.
When you turn on the projector for the first time or the projector is reset to the Factory Default
Settings, you are prompted to make the first time setup.
You can select your system language, connect to Wi-Fi, and learn about the new features and
tips of the projector.
After setup, the projector will go to the Home Page.
· Prepare the remote control
· Power on
· First time setup
Operation
1. Starting Up the Projector

EN 10
When using the projector for the first time, it normally displays an unclear image. This is due to
the lens being out of focus or the incorrect keystone setting.
Please use the auto focus and manual focus key on remote control to get the best image. The
auto focus can also be triggered by moving the projector to another location.
· Focus the image
Alexa
Auto Focus
Focus +/-
2. Image Adjustment

EN 11
When the projection screen is not rectangular, it can be adjusted by auto keystone and 4-point
manual keystone correction.
The image will be adjusted automatically when you move the projector to another location.
For the extra spacing between the auto keystone correction, go to "Settings"-"Projection"-
"Projection Settings"-"Manual Keystone". Use the arrow keys on the remote control to adjust
the horizontal or vertical parameters of each point, until the projection screen becomes the
desired rectangle.
· Auto and Manual Keystone

EN 12
For different projector placement, choose the appropriate projection mode to get the correct
image.
· Rotate the Image by Placement
1. Front projection Ceiling mount 2. Rear projection Ceiling mount
3. Front projection Desk mount 4. Rear projection Desk mount

EN 13
The projector can be connected to multiple devices at the same time but it can only display
one full screen at a time. Select the desired signal source (Android TV/HDMI/AV) on the home-
page.
1. Insert the USB Disk, the [USB] icon of the homepage will turn white.
2. Select the [USB] icon, or File Manager.
3. Select the desired file (or folder to enter the subfolder) in the USB disk, then press the [OK]
button to play.
· Focus the image
· Play Video/Music/Photo in the File Manager
· Play Interface
3. Switching Input Signal
4. USB Disk Input Mode

EN 14
Warming Tips:
1. The fluency of screen mirroring with wireless connection will be affected by the network
environment. A bandwidth of 100Mbit or more is recommended when using screen mirroring.
2. Make sure your mobile device is close to the projector when using wireless connection. A
distance within 1 meter is recommended.
3. Some mobile devices may not support screen mirroring due to the compatibility.
4. Any questions, please feel free to email YABER via [e-mail]
1. Connect the projector to your home Wi-Fi.
2. Turn on the Wi-Fi on your iPhone/iPad, and connect to the same network.
3. Press the Screen Mirroring on your iPhone/iPad and then choose [K2s_xxxx].
· iOS Wi-Fi Mirroring
For iPhone/iPad
For Macbook
iOS Cast (for iOS Devices)
5. Screencast
Chrome
About This Mac
System Preferences...
App Store...
Recent Items
Force Quit Chrome
File Edit View
AirPlay Looking for TV
K2s_440E
AirPlay To
Open Displays Preferences
95% A

EN 15
1. Turn on the Wi-Fi on your iPhone/iPad and connect to projector hotspot: [K2s_xxxx]
2. Press the Screen Mirroring of iOS device and then choose [K2s_xxxx].
1. Make sure your Mac and projector are on the same network.
2. Click Apple menu->System Preference->Sharing->Airplay Display.
3. Click Airplay icon on menu bar and Select [K2s_xxxx] to connect and start wireless projection.
1. Make sure your Mac and projector are on the same network.
2. Click Apple menu->System Preference->Sharing->Airplay Display.
3. Click Airplay icon on menu bar and Select [K2s_xxxx] to connect and start wireless projection.
· iOS AP Mirroring
For iPhone/iPad
For Macbook
K2s_xxxx
Chrome
About This Mac
System Preferences...
App Store...
Recent Items
Force Quit Chrome
File Edit View
AirPlay Looking for TV
K2s_440E
AirPlay To
Open Displays Preferences
95% A

EN 16
· Android Mirroring
Miracast for Android Devices
NFC Screencast
1. Turn on the Wi-Fi on the mobile phone.
2. Turn on the Wireless Display / Screen Mirroring function in the phone settings and choose
[K2s_xxxx] to start screen mirroring.
1. Press Windows logo key [Win+K] on your keyboard.
2. Select [K2s_xxxx] to connect and start wireless projection.
1. Download and install E-share App by scan QR code or visit http://h.eshare.app
2. Make sure your phone and projector are connected to same network, and connect the
projector on E-share App.
EShare
K2s_1234
Connected to:
CONNECT
Dirplay
K2s_440E
Search
Searching for wireless display and audio devices
Where in my devices

EN 17
· Android Mirroring
3. Go to Settings on E-share App, Select "Write NFC Tags" and follow the prompts to activate
the NFC area on the projector.
4. Now you can tap your phone closely on the NFC area to Screencast while the projector is
powered on and on the same Wi-Fi network as your phone.
Note:
1. NFC screencast requires your phone to touch the NFC detection area on the projector, which
may not be suitable for ceiling mounts.
2. NFC reading areas and the range of your smartphone vary from brand and model. Please
refer to your smartphone manufacturer for detailed instructions.
3. Currently the NFC tag does not support cross-OS use. An activated tag can only be read by
casting devices with the same operating system as the setting device.
Go to home page -- Select the [ Settings ] -- [ Bluetooth ] -- Scan the Bluetooth devices
nearby automatically -- Choose the Bluetooth device desired -- it will be paired and
connected automatically.
NFC
E-share
6. Bluetooth Setting

EN 18
· Android Mirroring
This projector supports the function of Bluetooth speaker.
Press the [ ] button on projector, or select the [ Bluetooth Speaker Mode ] on home page, then
you can search and pair your projector [ K2s_xxxx ] with your mobile device as a bluetooth speaker
for music playing.
Using the quiet mode, you can control the noise of the projector to keep it at a low level. The
device will work under lower power consumption, and the projection brightness will also be slightly
lower than the normal state.
Press the [ ] button on projector, or select the [ Bluetooth Speaker Mode ] on home page to
switch on or off the Quiet Mode.
7. Quiet Mode