This Beolab 6000 MK2 in very rare Black color is one of the last version of the well-known Beolab 6000 MK2 series. check the serial number -The speakers are in Mint condition A beautiful set, with Power. Link & cinch connection. Neither bold or brash, the speaker adapts itself to many circumstances. It was a popular choice with products such as the BeoSound 9000, 3200 and today remains a good choice if anyone is building up a home cinema when it lent itself perfectly well for front of rear surround speakers. Maximum Sound Pressure Level (stereo, pair) 96 dB Power amplifier modules 2 units, Class AB Long-term maximum output power per module* 59 watts Effective frequency range* 55 - 20,000 Hz Cabinet principle Bass Reflex Magntic shielded Yes Woofer 2 x 9 cm Tweeter 1.8 cm Net volume 3 litres Bass equalizer Adaptive (ABL) *According to IEC 268-3 and 268-5 Connections: Connections: Power Link 2 Phono (line) 1