Amazon offers the 2nd-generation Sonos Play:5 Wireless Speaker in Black, model no. PL5G2US1, for $473.03 with free shipping. That's the lowest total price we could find by $26. It features six drivers with dedicated amplifiers, Trueplay room tuning, 802.11n Wifi, internet music streaming (such as Spotify, Pandora, or iHeartRadio), Apple AirPlay, and touch control interface.