As one of its daily deals, Woot offers the used 2nd-generation Amazon Echo Dot in White or Black for $22.99 with free shipping for Amazon Prime members. That's $17 under the best price we could find for it new. It features Alexa voice control, 802.11n dual-band wireless, Bluetooth, and a 3.5mm audio output. Deal ends today.

Note: A 90-day Woot warranty applies.