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Infinity Beta 20

2-way bookshelf loudspeaker system (2004)

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Infinity Beta 20


The Infinity Beta 20 bookshelf speaker is magnetically shielded and available in black and cherry finishes.

Infinity's patented Ceramic Metal Matrix Diaphragm (CMMD) technology delivers accurate performance with dramatically reduced distortion for incredibly lifelike sound.


Type: 2 way, 2 driver loudspeaker system

Frequency Response: 58Hz to 20kHz

Recommended Amplifier: 10 to 150W

Crossover Frequency: 2400Hz

Impedance: 8Ω

Sensitivity: 90dB

Bass: 1 x 165mm

Tweeter: 1 x 25mm

Dimensions: 350 x 225 x 330mm

Weight: 9.4kg

Year: 2004


Related Catalogues

Home Hi-Fi and Home Theatre

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Reviewed Dec 12th, 2019 by Mauro_ITA

I currently have a pair of Infinity Beta 20 loudspeakers and I can say with certainty that I am not particularly satisfied: a poorly defined timbre, medium bulky bass, very poorly defined highs. A mediocre commercial solution, nothing more.



This website is not affiliated with or sponsored by Infinity. To purchase Beta 20 spares or accessories, please contact the company via their website or visit an authorised retailer.