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Adesso AKB-310UB - Mini Trackball USB Keyboard, Black

Sleek design with a metallic protector finish.
Includes vertical scrolling feature integrated within the touchpad for faster browsing.
Touchpad: 2 button Glidepoint Touchpad with scrolling feature.
Windows 104 keys enhanced desktop keyboard layout.
7 Multimedia Hotkeys (Volume down, Volume up, Mute, Previous Track, Play/Pause, Stop, Next Track).
Operating System: Windows 10/ 8/ 7/ Vista/ XP.

Quizzes and Practice exams with score tracking, progress bar, countdown timer and highest score savings..
Can only see answers after completing the quiz..
Questions and Answers updated frequently..
Ability to navigate through questions for each category using next and previous button..
Resource info page about the answer for each category..

10 Watt Qi Wireless charging - Capable Of Fast Wireless Charging For Most Compatible Smart Phones.
Hi-Fi 8 Watt Bluetooth Speaker - The Upgraded 8 Watt Bluetooth Speaker Provides High Fidelity Sound That Fills Any Room.
Upright Viewing Charging Angle - Continue Using your Device While It Charges.
Vertical and Horizontal Charging - The Dual Charging Coils Allow Your Device To Charge Laying Vertically Or Horizontally.
Convenient Button Interface - Volume up, Volume Down, Next Track, Previous Track, Play and Pause Button.

10 Watt Qi Wireless charging - Capable Of Fast Wireless Charging For Most Compatible Smart Phones.
Hi-Fi 8 Watt Bluetooth Speaker - The Upgraded 8 Watt Bluetooth Speaker Provides High Fidelity Sound That Fills Any Room.
Upright Viewing Charging Angle - Continue Using your Device While It Charges.
Convenient Button Interface - Volume up, Volume Down, Next Track, Previous Track, Play and Pause Button.
Vertical and Horizontal Charging - The Dual Charging Coils Allow Your Device To Charge Laying Vertically Or Horizontally.

HIGH PERFORMANCE TRANSMITTER: Ultra-low power consumption.
uses a CR2032 lithium battery that boasts 3 year maximum lifespan.
working temperature ranges from -4 °F-140 °F.
withstands various harsh weather conditions.
400 M / 1312 FT WIRELESS RANGE: Will not interfere with other equipment in your home or those of your neighbors.
ensures that you will never miss any visitors, even if you are several rooms away.
52 BEAUTIFUL CHIMES: 40 mm stereo speaker delivers rich and crisp sound.
press the Next or Previous button to easily choose from 52 melodies.
5 adjustable volume levels, with a maximum volume of 115 dB.
enjoy pleasant melodies whenever someone rings at your door.
MEMORY FUNCTION: Preserves your last set melody and volume level after a power outage.
no need to reset to your previous settings.
convenient and easy to use design for a better user experience.
EASY TO SET UP: Can add more AVANTEK RB-1 receivers for increased coverage.
includes 2 screws, 2 anchor plugs, 1 key and 1 adhesive patch for easy installation of transmitter.

Full size keyboard with 107 standard keys and 9 Hot Keys.
Hotkeys enable easy access for Media, My Computer, mute, volume down, volume Up, and calculator.
4 function keys control previous track, Stop, Play/Pause, Next track on your media player.
Low Power Consumption for extended battery life,.
6-10 Meter Operating Distance, 3 Button Mouse with Scroll Wheel, 3 Level Power Saving Mode on the mouse.
Plug and play simplicity for Windows PCs: Works right out of the box with Windows XP, Vista, Windows 7 and 8. No software installation required.

Hi-Fi 8 Watt Bluetooth Speaker - The Upgraded 8 Watt Bluetooth Speaker Provides High Fidelity Sound That Fills Any Room.
10 Watt Qi Wireless charging - Capable Of Fast Wireless Charging For Most Compatible Smart Phones.
Vertical and Horizontal Charging - The Dual Charging Coils Allow Your Device To Charge Laying Vertically Or Horizontally.
Convenient Button Interface - Volume up, Volume Down, Next Track, Previous Track, Play and Pause Button.
Upright Viewing Charging Angle - Continue Using your Device While It Charges.

All of the following AVANTEK doorbells with plug-in receivers can be paired with each other: CB-11/CW-11/CB-12/CW-12/CB-21/CW-21/D-3B/D-3W/D-3G/D-3F/D-3C/DB-21/DB-11/DW-21 (For orders purchased before 2021, it is best to contact us to inquire whether they can be paired.).
EXPAND YOUR DOORBELL SYSTEM: A simple and convenient receiver add-on to your AVANTEK Mini doorbell system for increased sound coverage. Note: Cannot be paired with the battery-powered doorbell kit BA-11/WA-11.
5 VOLUME LEVELS: 115 dB maximum volume ensures even those with hearing problems can hear the bell.
when muted, the flashing light still signals the doorbell has been pressed.
52 CHIMES TO CHOOSE FROM: 29 mm stereo speaker delivers rich and crisp sound.
5 adjustable volume levels with a maximum setting of 115 dB.
press Next or Previous button to easily choose from 52 melodies.
MEMORY FUNCTION: The receiver unit remembers your last set melody and volume level even after a power outage.
no need to punch in your previous settings.

Easy to operate, with Play and Stop button, Volume control button. Music sunglasses, can listen music, support answer and refuse a call..
Auto switch to phone talking mode when making and receiving calls, Support Mp3 can listen music,With Previous/Next Song control, Volume Up/Down control.
Extremely comfortable and secure for bicyclist, runners, Hiker etc.Enjoy music in the sun without disturbance and protect your eyes and eyesight.
FCC certificates approval. 3 pairs replaceable lenses- Black lenses which can filter light and protect your eyesight. With Stable and Comfortable earbuds makes you enjoy an pleasant experience during your journey.
You can get Elinka products with manufacturer warranty and superb customer service.If you have any questions,pls feel free to contact Elinka Customer Service First..