These are brand new modems/routers (never used) that work with Spectrum or Optimum (but please verify with your provider). Other offers considered. * Arris TM822G DOCSIS 3.0 8x4 Telephony Modem, $25 * D-Link DIR-868L Dual-band Wireless Router AC1750 (1,300 Mbps on 5 GHz + 450 Mbps on 2.4 GHz), $30 * UBC 1326 Modem with Wireless Voice Gateway WiFi 6 DOCSIS 3.1 modem (original packaging), $50