VoIP network-based phones that use LTE technology are a new product of the ARG-telecom company. This phone can be used with LTE technology in second generation GSM cellular networks, third Generation (3G/WCDMA( or fourth Generation (4G/LTE). Also, it is very useful for areas that do not have a PSTN or telephone and can be an effective option. One of the important features of this phone is the ability to provide wireless internet service to other devices, as it also has a wireless router design. Also this device has other features include applications such as calendars, calculators and FM radio. Moreover, You can manage and configure phone settings by help of the user panel (web browser of computer) and apply the desired settings via wireless network or USB cable.