Grandstream HT802
A small device with a lot of power
The Grandstream HT802 ATA (Analog Telephone Adapter) is a powerful device that is able to convert your regular telephone system into an inter connected work horse.
How does this device work?
In traditional phone service, the voice conversation is
How does this device work?
In traditional phone systems, the voice transmission is sent via analog signals over copper phone lines. This is why dial-up and faxing use sound waves to. They try to mimic digital transmission over a voice channel, which is why the technology can.This transmission Regular phones are built to understand this
dialog
Additional features for standard phones, such as Caller ID, Call Waiting, Busy Lamp Fields, Voicemail Waiting, was added by manipulating tones over the phone lines, similar to how dial up internet or faxing work by using sounds to transmit data.
An ATA