Welcome to Retevis Support
We’re here to help.
51  how to register and download software
Software Download Link -- http://www.retevis.com/resources-center/
And Programming Guide -- http://blog.retevis.com/retevis-radio-frequency-programming/
52  Can not get H 777 software to install on system. windows 10
I'm sorry but could you try it on win8 please ?
53  we have 10 rt-5r radios. we ordered an additional 10. cannot seem to get them to communicate. it seems they are on there own networks. note all radios are set up the same...help
Hello, Mike Thank you for your question . You need download RT5r usb driver and software from Retevis official website: http://www.retevis.com/resources-center/
54  What frequencies can be programed into the H777?
Hello ANdy Kreutzer, Thanks for your question H777 frequency is:UHF400~480MHz,you can program the range Regards
55  Hi, Which programming cable, software and charger base stations do I need for the RT22? Can you please send me a link to your store. kind regards, Jan
RT22 Software link - http://www.retevis.com/material/programming_software/RT22-programming-software.zip
RT22 Charger link - http://www.retevis.com/original-battery-charger-for-rt22-walkie-talkie
And also here is a blog about how to program our radios , if you need , please check here -- http://blog.retevis.com/retevis-radio-frequency-programming/
56  Hi, I would like to use C9007A (Throat MIC Covert Acoustic Tube Earpiece PTT for kenwood) in my design. could you please share the pinout for 3.5 and 2.5mm jacks? How can I understand the PTT, which pins is related with PTT? Best Regards Cem
3.5mm is related with PTT
57  I just purchased one of your two-pin USB programming cables for a Baofeng radio. The PL2303 1.4.0 driver package will not load on the latest Mac OS. "The document PL2302_1.4.0.pkg" could not be opened. File viewer and Investigator cannot open files in "GenRandom550 " format. I am using Mac OS Sierra 10.12.3.
Please try on win7,win8,win10 computer .