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Product comparison · 2 loudspeakers

JBL Duet II vs JBL ES20BK loudspeaker 3-way Black Wired

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  • 10specifications compared
  • 7differ
  • 3identical
  • 63known for one product only

Key differences

  • RMS rated power
    • 12 W
    • 60 W
  • Frequency range
    • 80 - 20000 Hz
    • 60 Hz – 40 kHz
  • Impedance
    • 3000 Ω
    • 4 Ω
  • Width
    • 102 mm
    • 174 mm
  • Depth
    • 102 mm
    • 203 mm
  • Height
    • 265 mm
    • 318 mm
  • Dimensions (WxDxH)
    • 102 x 102 x 265 mm
    • 203 x 318 x 174 mm

Side by side

Differences highlightedShow differences only
73 specifications
A

JBL

Duet IIView product
B

JBL

ES20BK loudspeaker 3-way Black Wired

Model ES20BK

View product
Loudspeakersidentical
Speaker typeKnown for one3-way
Audio output channels2.0 channels2.0 channels
Speaker placementKnown for oneTabletop/bookshelf
Speaker enclosureKnown for oneClosed
Speaker positionKnown for oneSatellite
Number of driversKnown for one3
Driver diaphragm materialKnown for onePolymer fibre
Number of mid-range driversKnown for one1
Mid-range driver diameterKnown for one1.9 cm
Mid-range driver diameter (imperial)Known for one2.54 cm (1")
TweeterKnown for oneYes
Number of tweeter driversKnown for one1
Tweeter diameterKnown for one1.9 cm
Tweeter diameter (imperial)Known for one2.54 cm (1")
WooferKnown for oneNo
Number of woofer driversKnown for one1
Woofer diameterKnown for one13 cm
Woofer diameter (imperial)Known for one12.7 cm (5")
Audio3 differ
RMS rated powerDiffers12 W60 W
Peak Music Power Output (PMPO)Known for one240, 125
Frequency rangeDiffers80 - 20000 Hz60 Hz – 40 kHz
ImpedanceDiffers3000 Ω4 Ω
SensitivityKnown for one86.5 dB
Crossover frequencyKnown for one3300 Hz
Signal-to-Noise Ratio (SNR)Known for one60 dB
Total Harmonic Distortion (THD)Known for one1%
Performanceidentical
Product colourBlackBlack
Recommended usageKnown for oneOther
Housing materialKnown for oneMDF
Remotely operatedKnown for oneNo
Bass reflexKnown for oneNo
Bass adjustmentKnown for oneNo
Treble adjustmentKnown for oneNo
BacklightKnown for oneNo
On/off switchKnown for oneNo
Plug and PlayKnown for oneYes
Amplifieridentical
AmplifierKnown for oneNo
Amplifier output powerKnown for one0 W
Ports & interfacesidentical
Connectivity technologyKnown for oneWired
Connector(s)Known for one1
AC (power) inKnown for oneNo
Headphone outputsKnown for one1
Headphone connectivityKnown for one3.5 mm
Poweridentical
Power source typeKnown for oneUSB
Weight & dimensions3 differ
WidthDiffers102 mm174 mm
DepthDiffers102 mm203 mm
HeightDiffers265 mm318 mm
WeightKnown for one4.6 kg
Packaging dataidentical
Package widthKnown for one550 mm
Package depthKnown for one435 mm
Package heightKnown for one255 mm
Package weightKnown for one11 kg
Other features1 differ
Ethernet LANKnown for oneNo
Speaker powerKnown for one125 W
TypeBookshelfBookshelf
Banana connectorKnown for one2
EqualizerKnown for oneNo
Bi-wiringKnown for oneNo
Magnetically shieldedKnown for oneYes
Mac compatibilityKnown for oneYes
Dimensions (WxDxH)Differs102 x 102 x 265 mm203 x 318 x 174 mm
Audio outputKnown for one2.0
Bass optimizationKnown for oneNo
Detachable protection coverKnown for oneYes
Ethernet LAN (RJ-45) portsKnown for one0
External power adapterKnown for oneNo
Number of products includedKnown for one2 pc(s)
SpeakersKnown for one3
Transducer materialKnown for oneTitan
Travel pouchKnown for oneNo
USB requiredKnown for oneNo
Number of satellite speakersKnown for one2
Power requirementsKnown for one100 - 230VAC, 20W

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.

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