NGS Black Diamond 2.1 vs NGS Crystal 2.1

Comparison of Black Diamond 2.1, Crystal 2.1

17 specifications	A NGS Black Diamond 2.1View product	B NGS Crystal 2.1View product
Performance1 differ
Audio output channels	2.1 channels	2.1 channels
RMS rated powerDiffers	20 W	22 W
Recommended usageKnown for one	PC	—Unknown — not stated by the source
Housing materialKnown for one	Wood	—Unknown — not stated by the source
Product colourKnown for one	—Unknown — not stated by the source	White
Amplifieridentical
Amplification device includedKnown for one	No	—Unknown — not stated by the source
Satellite speakersidentical
Satellite speaker typeKnown for one	1-way	—Unknown — not stated by the source
Number of satellite speakersKnown for one	2	—Unknown — not stated by the source
Satellite speakers RMS powerKnown for one	20 W	—Unknown — not stated by the source
Satellite speaker frequency rangeKnown for one	30 - 20000 Hz	—Unknown — not stated by the source
Poweridentical
Power sourceKnown for one	AC	—Unknown — not stated by the source
Packaging contentidentical
ManualKnown for one	Yes	—Unknown — not stated by the source
Warranty cardKnown for one	Yes	—Unknown — not stated by the source
Subwooferidentical
Subwoofer RMS powerKnown for one	—Unknown — not stated by the source	12 W
Technical detailsidentical
Frequency rangeKnown for one	—Unknown — not stated by the source	50 - 20000 Hz
Power requirementsKnown for one	—Unknown — not stated by the source	230V 50Hz
Speaker powerKnown for one	—Unknown — not stated by the source	5 W

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.