Motorola SURFboard Model SB6121 Cable Modem Fast, Reliable DOCSIS 3.0 Open Box.

Motorola SURFboard eXtreme SB6121 DOCSIS 3.0 Cable Modem New without Box

Motorola Surfboard eXtreme Cable Modem SB6121 DOCSIS 3.0 Open Box

Motorola Surfboard Extreme Cable Modem SB6121 Docsis 3.0

Motorola Surfboard extreme Cable Modem SB6121 DOCSIS 3.0 VGC excellent condition

Motorola SURFboard SB6121 575186-017-00 Cable Modem with Power Supply DOCSIS 3.0

Motorola SURFboard eXtreme Cable Modem SB6121 DOCSIS 3.0

Motorola Surfboard eXtreme Cable Modem SB6121 DOCSIS 3.0 Open Box