has the D-Link DCM-301 DOCSIS 3.0 Cable Modem for
$41.93 - $10 extra savings coupon =
$31.93 with free shipping for Prime members.
Manufacturer's Product Page: http://us.dlink.com/products/conn...ble-modem/
Compatible with Comcast Xfinity, Time Warner Cable, Charter, Cox, Cablevision, Bright House, Mediacom, and more
Supports up to 8 downstream channels and 4 upstream channels so it should work for most plans up to 100 Mbps.