Welcome to Retevis Support
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1  Hi Retevis team. I bought 10 PC RT22 for my job it sound excellent but if i go to the end of the building i can not contact with other radios. i do not know if you have any equepment or dvices i can buy to suport the UHF signal inside the building to be more wide signal or you have another aidea thanks.
Hello Bassem, RT22 range may vary depending on environmental and/or topographical conditions We're developing small repeater to put in the building so that can strength communication single,After it's done, we will inform you at the first time Brgds and thanks for your support to Retevis
2  Never used a such a device. Please tell me what to do from start to finish: HOW TO FOR ALL OPERATIONS. WITH PICTURES. PLEASE! HOW TO ON EVERYTHING. PLEASE!
Dear Mary Lukan, Here's a blog on 'How to programme RT22?' for you reference, any questions, pls feel free to contact us Thank you Best regards
3  I would like to buy a few spare batteries for our RT22s but I don't know which type or number I should be looking for. Do you sell them separately ? thanks ! Ton Belgium
Hello Ton, Are you from Belgium, right? we can send spare batteries to Belgium by SwedenPost This is RT22 battery link: http://www.retevis.com/li-ion-battery-3-7v-1000mah-for-retevis-rt22 you can place a order by this link, Many thanks for your support Best regards
4  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/
5  How do I change language back to English on the radio?
Hello Hemant Patel， You can change the language by software, pls download the driver and software by the link as below http://www.retevis.com/resources-center Best regard
6  We purchased RT22 in the past and were really happy with them. We purchased more of the same but found out that the ones we had previously cannot communicate with the new ones. Is there a way to be able to have them paired with each other so we can use all of them.
Hello Ernie, Two radios can communicate, you have to make sure that frequency and CTCSS is same Pls set same frequency and CTCSS between old and new RT22 radio in software Here's a blog on ‘How to programme RT22?’ for you reference, pls kindly the link as below http://blog.retevis.com/how-to-programme-rt22/ Best regards
7  How long does it take for the battery to fully charge, out of the box?
Hello Traci, Around 5-6 hours, when red change to green light stand for fully charge, pls notice check it, thanks Best regards
8  Have just bought a pair of RT22. Where to I find more detailed instructions for and old guy to understand and use. Many thanks.
Download RT22 manual here (also could find software and USB Drivers here ) -- http://www.retevis.com/resources-center/
9  How can I make the RT22 work with RT21 on frequency 16?
Dear Jonathan, There's a blog on ‘how to talk between two analog’ for you reference,Different model, different steps http://blog.retevis.com/programme-retevis-rt24-communicate-retevis-rt5r/ Pls follow the blog to try it again, any questions, pls feel free to contact us Best regards
10  what are the specific channel frequencies?
Factory default frequency is as picture shows below --