Perfect alternative if you want small speakers with a superb sound They can be used in many different ways, as front speakers, rear speakers or even as a centre in a surround system The sound quality is very high and you can use them also for 2-channel HiFi systems The flat design makes them fit everywhere, and the small size makes them almost invisible Seven "key holes" for flexible wall mount All Flatbox speaker models can be bought separate for use as centre speaker in surround systems There are key hole mounts on the rear for both horizontal and vertical mount Specifications: Description/type: 2-way bass reflex for wall mount Finish/colour: Black piano finish with black and white front grille Impedance: 4 ohm Woofer size: 2 x 4" Tweeter: 30 mm soft dome Frequency range: 65 - 25000 Hz Recommended amplifier: 30 - 150 W, 4 - 8 ohm impedance Sensitivity: 89 dB / 1W, 1m Weight: 5.9 kg (13 lbs) Dimension (W x D x H): 220 mm x 92 mm x 630 mm (8.66" x 3.62" x 24.8")