Panamax MOD-AT8110 for 8 Analog Phone Lines Using 110 Punchdown For 8 Analog Phone Lines Using 110 Punchdown Connectors DSL Modem Compatible Designed to protect up to 8 standard phone lines using 110 punchdown connectors on both the input and output. For use with: PM8-EX's. M4-EX's. M8-EX's. M8-AV's. M8-HTs. M8-AV-PRO's