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Sb6121 in Computers For Sale

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$20.00   2 days ago
Arris/Motorola SB6121 DOCSIS 3.0 Cable Modem - $20 (Monument)

Great condition. $20--DOCSIS 3.0 certified, capable of up to 172 Mbps and upload speeds up to 131 Mbps based on Cable Internet Service ProviderSupports IPv4 and IPv6 networking, as well as Windows, Mac, and Linux computers10/100/1000Mbps Ethernet port to connect with router or computerRequires Cable Internet Service. Compatible with major U.S. Cable Providers. Contact your ISP to confirm compatibi

$25.00   2 days ago
Motorola Surfboard SB6121 high speed modem - $25 (Frederick)

Must sell, reduced.Have documentation.

$20.00   3 weeks ago
Motorola Modem SB6121 - $20 (Iowa City)

Surboard Extreme Cable Modem. New in box. Never used.

$25.00   3 weeks ago
Arris/Motorola SB6121 DOCSIS 3.0 Cable Modem - $25 (Wethersfield)

Model SB6121. come with power adapter and ethernet cableStop renting and own your own modem to save on monthly rental feeText/email me if you are interested

$15.00   1 month ago
Motorola SURFboard Model SB6121 - $15 (Yuma)

Motorola SURFboard Model SB6121

$60.00   1 month ago
Linksys EA6400 Router / Motorola SURFboard SB6121 Modem - $60

Linksys EA6400 router and Motorola SB6121 Cable Modem for sale. Internet ready. Excellent condition.Linksys EA6400 router connects your wired and wireless devices with speeds of up to N300 + AC1300 Mbps.FEATURESUP TO 4.3X FASTER* THAN WIRELESS-NNext Generation Wireless-AC standard outperforms Wireless-N, with speeds up to 4.3x fasterSIMULTANEOUS DUAL BAND (2.4 + 5 GHZ)Delivers a stronger connectio

$20.00   1 month ago
Motorola sb6121 cable modem - $20 (Vancouver,Wa)

Motorola sb6121 cable modem, works excellent, works with all cable internet company's.$20

$30.00   1 month ago
Arris SURFboard SB6121 DOCSIS 3.0 Cable Modem - $30 (CHULA VISTA)

up for sale a Arris SURFboard SB6121 DOCSIS 3.0 Cable great, also included but not pictured is power supply and ethernet or text

$50.00   1 month ago
Motorola Surfboard SB6121 Modem - $50 (Kennesaw)

DOCSIS 3.0 Cable Modem.Works perfectlyCall or text John

$100.00   1 month ago
Motorola sb6121 modem Netgear n750 router - $100 (Ukiah)

Motorola surfboard modem sb6121 and netgear Wi-Fi router n750 both work perfect for Comcast users. Just changed to dish and don't need it. 100obo for both

$35.00   1 month ago
$20.00   2 months ago
$35.00   2 months ago
$25.00   2 months ago
Arris/Motorola SB6121 DOCSIS 3.0 Cable Modem - $25

Arris/Motorola SB6121 DOCSIS 3.0 Cable Modem Item details in pics$25Pick up in north hill near Pensacola High School.

$19.00   2 months ago
Motorola Surfboard SB6121 cable modem - $19 (mint hill)

I bought this modem to avoid the monthly rental fee from the internet service provider. Like new condition, comes with everything that came with it, even the plastic seals. This is the model that EVERY body has (meaning popular). Will include some free ethernet cables. I'm locate at the end of Kuck rd. Mint Hill NC 28227.

$30.00   2 months ago
$20.00   3 months ago
Motorola Arris Cable Modem SB6121 - $20 (Summit)

DOCSIS 3.0 modem was in use on Comcast. Excellent condition. With power adapter. In box.Like new.

$25.00   3 months ago
Motorola SURFboard SB6121 DOCSIS 3.0 Cable Modem - $25 (Eldorado)

Used but fully functional Motorola SURFboard eXtreme CableModem model SB6121 with cable and power supply. Why rent when you can own.The Motorola SURFboard SB6121 is a cable modem intended for external use in computer systems. Dimensions for the unit are 1.7 inches wide by 5.2 inches deep by 5.2 inches high. Gigabit Ethernet is the interface type for the wired Motorola modem. The maximum transfer r

$40.00   3 months ago
ARRIS SURFboard SB6121 DOCSIS 3.0 Cable Modem Include Original Box/Pac - $40 (Princeton, IL)

ARRIS SURFboard SB6121 DOCSIS 3.0 Cable Modem Include Original Box/Packaging Works perfectly! all original items are included with it. I used it with Comcast/Xfinity but it is compatible with any ISP that uses DOCSIS 3.0 The protective film is still on the display.INCLUDED ITEMS Modem and AC/DC adapter original box, Asking $40 cash Text or call with questions at

$20.00   3 months ago
Motorola Surfboard cable modem SB6121 - $20 (Dewey)

Excellent condition W box paper work etc.Call or Text me any time. Mark

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Last Updated on: September 20, 2017