As one of its daily deals, Woot discounts a selection of factory-refurbished Motorola Surfboard Extreme modems, as listed below. Shipping adds $5. A 90-day Motorola warranty applies to all units. Deal ends today. The deals, each with comparisons to new units:

• Refurb Motorola Surfboard SB6121 DOCSIS 3.0 Broadband Cable Modem in Black for $39.99 (low by $16)
• refurb Motorola Surfboard SB6141 DOCSIS 3.0 Broadband Cable Modem in Black or White for $49.99 (low by $34)
• refurb Motorola Surfboard SBG6580 DOCSIS 3.0 802.11n Cable Modem/Router in Black for $69.99 (pictured, low by $32)