Multimedia - Speaker F&D R30BT 20Wx2 4" woofer driver and 1" tweeter, Bluetooth V4.0, NFC function, DSP processor, Volume, bass and treble controls, function remote control, Black and white colors Audio Output Mode Stereo Number of Speakers 2 Output Power 50 W Output Power per Channel 25 W Frequency Response 30Hz-20kHz Acoustic Impedance 8 Ω Speaker Features Bluetooth 4.0 Central 2 x 25W (2 x 4", 2 x 1") Audio Line-Out 1 (3.5-mm minijack) Depth (mm) 205 mm Height (mm) 280 mm Width (mm) 160 mm Nominal Weight 6.3 kg Package Type Retail External Colour Black Device Location External Remote Control Type Standard remote control Remote Control Technology Infrared Power Device Location Internal Input Voltage AC 220-240 V Input Frequency 50/60 Hz Power Source Power Supply Warranty Products Returnable Yes Warranty Term (month) 24 month(s) Warranty Validation Criteria Serial Number Pack Weight Brutto (kg) 6.3 kg Pieces in pack 2 Box Weight Brutto (kg) 6.3 kg Packs in Box 2