Amazon is offering Prime members (2) Echo Dot 3rd Gen Smart Speakers for $39.98 (reg. $49.99 each) when you use promo code DOTPRIME2PK at checkout! The Amazon Dot is a hands-free, voice-controlled device that uses Alexa to play music, control smart home devices, make calls, send and receive messages, provide information and much more. This deal is valid for a limited time only.