Amazon.com: cnPilot Home & Business R200P 802.11n 300 Mbps Wi-Fi WLAN Router with Analog Telephone Adapter (ATA) VoIP Gateway, 4 port Network Switch, PoE for PMP450, ePMP SMs and 2 phone ports,
Amazon.com: APC UPS Back-UPS Connect, VoIP, Modem and Router Uninterruptible Power Supply Battery Backup (CP12142LI) : Electronics
Amazon.com: 8-port FXO Gateway : Electronics
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