Product Catalog: Panasonic Digital Hybrid Systems: Digital Hybrid IP-PBX Systems A complete communications solution incorporating multi-cell wireless + IP technology. Products KX-TDA100 (Panasonic Digital Hybrid Systems) Hybrid IP-PBX System - 96 Ports View Details KX-TDA200 (Panasonic Digital Hybrid Systems) Hybrid IP Enabled PBX System - 192 Ports View Details KX-TDA50 (Panasonic Digital Hybrid Systems) Digital Hybrid IP-PBX System - max. 55 Ports View Details