S150 Monitor Audio has packed the delicious Airstream S150 Bluetooth speaker with the high energy sound of our award-winning audio technology for music lovers to savour from room-to-room. It concentrates effortless functionality, advanced digital processing and powerful amplification within a beautifully portable high performance system, designed to draw a deceptively big stereo sound from all Bluetooth devices within seconds anywhere in the home. SPECIFICATION Frequency Response 80Hz - 25kHz Maximum SPL (each @ 1M) 99dBA (both channels driven 1W@1M) Power Output (RMS) Bass: 2 x 25 WattsTweeter: 10 Watts Drive Complement 2 x 3" bass drivers with C-CAM® metal cone technology1" Gold C-CAM dome tweeter System Configuration 'Race-track' profile ABR (Auxiliary Bass Radiator) rear mounted Auxiliary Input Impedance/Sensitivity 10k Ohms/300mV Signal to Noise Ratio 92dB A.C. Input Voltage 90-264V (auto-range) Amplifier Category Class D Power Consumption 0.3 watts (standby); 40 watts (Maximum) Models Supported iPhone 6, iPhone 6 Plus, iPhone 5s, iPhone 5c, iPhone 5, iPhone 4s, iPhone 4, iPhone 3GS, iPhone 3G, iPhone, iPod touch (1st through 5th generation), iPod nano (2nd through 7th generation), iPod classic (2009), iPod classic (2007), iPod classic Works With Any Bluetooth Device Bluetooth Version 4.0 with aptX support Colour/Finish Charcoal Grey with black grille cloth / White with light grey grille cloth Approvals ETL/ CE/ Fcc/CB/ Erp Weight (each) 2.26 kg (5lb)