Caller ID Control
The function allows you choosing a number that you want in order to light up during the call to traditional telephones. You can also unlist the number and it won’t light up.
Let’s look at Grandstream ATA HandyTone-502 Analog Telephone Adapter the latest product in the HandyTone ATA series and Grandstream VoIP product line.
Adcom corp.
Our technicians have been servicing customers on-site in NY and CT since 1996. All of our technicians are highly skilled, and have a well-rounded skill abroad many technologies. From this experience, we can often help clients with not only their computer
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