AUDIO PRO DRUMFIRE D-2 WiFi Wireless Multiroom Speaker - AirPlay2 - Google Cast - Spotify Connect Bluetooth - HiFi Colours: Black, Grey, White Elegance meets dynamic performance. DRUMFIRE D-2 This speaker is the top unit of the Drumfire, that will give you quite a punch, even on its own. Delivering pure HiFi acoustics, with deep, controlled bass and crispy highs. The D-2 is the new, improved version of D-1.