SIP-T33G 4 Line IP phone, 2.4″ 320×240 pixel colour LCD, 2x Gigabit Ports, 12 Program keys/BLF/XML/HDV. (Power Adapter optional) Recent Posts What Equipment is Needed for VoIP? Understanding of Call Forwarding and How It Works Breaking Down Communication Barriers: How Business Telephone Systems Can Help. 1800 vs 1300 – The Better Pick for Your Business Phone Number? PBX Phone System – How It Benefits Business Communication? Comparing 5G Broadband vs NBN: Which is Better? Book a Free Consultation First Name Phone Email Send Message