supply of supply ip phone with 12 one touch keys. , supply ip phone with 12 one touch keys (sip-based video ip phone designed for enterprise c ommunication, supporting hd voice, hd video calling, and seamless integration with ip pbx systems. the d evice features a minimum 7-inch capacitive touch display, support for up to 20 sip accounts, dual gigabit e thernet ports with poe, built-in dual-band wi-fi and bluetooth, usb connectivity, advanced security protoco s, and up to 10-way audio conferencing. it is suitable for office communication, video collaboration, and uni ied communication applications, offering reliable, secure, and high-quality voice and video performance.) [ warranty period: 30 months after the date of delivery ] ]