The version is 1.0.3, PbxSync (PBX synchronization utility) synchronize the internal clock of office PBX, supports the following models: Panasonic KX-TDA100/200 and KX-TDE100/200. To connect the computer to the PBX Panasonic KX-TDA/KX-TDE you can use: 1. RS232 (serial interface). You will need null-modem cable - see...