How I can view the documents on my calculator?
It is very simple; unlock chat mode with a "secret key" and link your calculator to another calculator or with a mobile phone using the APP "RXO CHAT". Then transfer the text of your desire; you may provide up to 30 separate documents with each containing a maximum of 10000 words each one. 300000 words in total. Now it shows using 4 lines, and not 2 lines as old model.

Does the calculator accept scientific/mathematical symbols and formulas?
Yes of course.
 


Can I use my calculator as a normal scientific calculator?
Yes, there are only 2 buttons disabled.  (° ' ") degrees and (,) coordinates. These are simple operations that can be carried out manually.

How I can chat from my calculator?
It is very simple; unlock chat mode with a "secret key" and link your calculator to another RXO calculator or with a mobile phone using the APP "RXO CHAT". You are now ready to receive and send messages! Write messages using the keypad; "it is very simple from their, the User Manual will explain it."

Can I go quickly back to the normal calculator mode?
Of course, it is very simple. It includes one emergency/panic button.


FEATURES:
- Small Display and Design - the same as other popular scientific calculators.
- Standard LCD with no backlight.
- Doesn't require any cables or connectors.
- CHAT to one mobiles or PC with no limit of distance. Chat to other calculator with distance: 30-50 meters.
- STORE 30 files with 10.000 words each, 300.000 words.
- Accept scientific symbols.
- X2 Battery AAA 
- Searching on Internet (new feature)
- Password protection of cheating capabilities and an emergency button to hide the capabilities.
- Two Modes of Operation: Calculator Mode and Chat Mode. (But if you want, you can set the calculator to receive messages while performing math operations)
 
 
Cautions - 
Don't use this earpice for longer time. 8 to 9 hrs is maximum use time since it's electromagnetic ways might harm if exposed for longer durations. 
Never sleep with earpiece in your ear
Do not insert forcefully. Don't push the earpiece as they might harm your ear canal/drum. 
The buyer shall not use the product for any illegal purposes and shouldn't permit anyone to use the product in any kind of unlawful activities. We promote our products for betterment for our lives not to go against law, or humanity.