Regarding this detail descriptions, it is suggested to download the product FAQ as below, and read the documentation for more understandings, thank you.
DECT or Digital Enhanced (former European) Cordless Telecommunications is an ETSI standard for digital portable phones, commonly used for domestic or corporate use. DECT, like GSM, is a cellular system. A major difference between the systems is the cell radius -DECT cells have a radius of 25 to 100 meters, while GSM cells are 2 to 10 km.DECT is becoming a worldwide standard for short-range cordless mobility, and can be adapted for many other cordless applications.
Check if the servers support the current audio codec type, or contact your administrator, supplier, or ITSP for more information or assistance.
Check if the power adapter is properly connected.
If applicable, check if the PoE (Power over Ethernet) switch behind the IP phone is set correctly.
Please download the zip file and find the pdf and xml file for the installation.
FAQ: ftp://ftp.planet.com.tw/VoIP and read the documentation for more understandings, thank you.
DECT GAP is an interoperability profile for DECT. The intent is that two different products from different manufacturers that both conform not only to the DECT standard, but also to the GAP profile defined within the DECT standard, should interoperate for basic call functionality.
Regarding this detail descriptions, it is suggested to download the product FAQ: ftp://ftp.planet.com.tw/VoIP and read the documentation for more understandings, thank you.