KEF Kube10b active subwoofer Together with the discreet Ultra

Together with the discreet Ultra Thin Bezel (UTB) design

Continuous (RMS): 500W

Pre-out / Main-in: subwoofer

There's also a USB-A port for connection to a USB thumb drive or NAS device

Product Weights (each): 39 lbs/17

KEF Kube10b active subwoofer Together with the discreet UltraKEF Kube10b 10 inches bass driver active subwoofer The mid sized Kube 10b has a sealed cabinet, 10 inches bass driver and 300 Watts to produce serious extension and control. The latest addition to KEF's powerful range of subwoofers opens up sounds hidden depths thanks to 300 Watts of Class D power integrated with a 10 inches driver and iBX dynamic bass extension technology. Hear new dimensions in sound with Kube subwoofers The Kube 10b effortlessly