SPECIFICATIONS Type: Wireless multiroom speaker Amplifier: Digital Class D, 52W Tweeter: 1 x 1.25" BMR driver Woofer: 1 x 3", long throw Passive radiators: Dual 2 x 4.5" Frequency range: 55 – 20.000Hz Crossover frequency: 300Hz Dimensions HxWxD: 193 x 140 x 140mm Wall bracket insert nut: M6 Inputs: Wifi, Bluetooth V4.2 and Aux In 3.5mm Wireless network compatibility: 802.11 b/g/n/ac, 2.4GHz/5GHz Supported audio formats: MP3, WMA, AAC, FLAC, Apple Lossless Power consumption STBY/ON: 1.9W/3.1 W