VoIP phones (Voice over Internet Protocol) are devices or applications that enable telephone calls to be made over the internet. Instead of using traditional telephone networks that utilize phone lines and analog signals, VoIP phones transmit voice in digital form over the internet. There are several different types of VoIP phones. It can be a traditional desktop phone that is connected to the internet via an Ethernet cable or Wi-Fi. There are also specialized IP phones designed specifically for handling VoIP calls. They may have additional features such as touch screens, support for multiple lines, speed dial buttons, and more. Using VoIP phones offers many advantages. Firstly, the costs of VoIP calls can be significantly lower than traditional phone calls, especially for international calls. Secondly, VoIP phones often offer additional features such as call forwarding, automated attendants, video conferencing, and more. Additionally, VoIP phones are portable and flexible, allowing users to make calls from anywhere with internet access. It's important to note that using VoIP phones requires a stable internet connection. Poor internet connectivity can limit the quality of voice calls. It's also worth considering that when using VoIP phones for business purposes, setting up and managing the appropriate network infrastructure may be necessary, as well as ensuring quality of service (QoS) to guarantee high-quality calls. In summary, VoIP phones are a technology that enables telephone calls to be made over the internet, offering numerous advantages compared to traditional telephony.