Product comparison · 2 headphone amplifiers

InLine 33055I headphone amplifier vs InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD

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  • 4specifications compared
  • 3differ
  • 1identical
  • 28known for one product only

Key differences

Signal-to-Noise Ratio (SNR): 90 dB on the InLine 33055I headphone amplifier, -114 dB on the InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD. Power source: Battery on the InLine 33055I headphone amplifier, AC on the InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD.

  • Signal-to-Noise Ratio (SNR)
    • 33055I headphone amplifier:90 dB
    • Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:-114 dB
  • Power source
    • 33055I headphone amplifier:Battery
    • Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:AC

Side by side

Differences highlightedShow differences only (off)
Comparison of 33055I, 99209M
32 specifications
Audio1 differ
Signal-to-Noise Ratio (SNR)Differs90 dB-114 dB
Peak power per channelKnown for one0.09 WUnknown — not stated by the source
Total Harmonic Distortion (THD)Known for one0.05%Unknown — not stated by the source
Audio D/A Converter (DAC)Known for one24-bit/96kHzUnknown — not stated by the source
Output impedanceKnown for one100 ΩUnknown — not stated by the source
Frequency rangeKnown for one20 - 20000 HzUnknown — not stated by the source
Ports & interfacesidentical
Audio (L/R) outKnown for oneUnknown — not stated by the source2
DC-in jackKnown for oneUnknown — not stated by the sourceYes
Headphone connectivityKnown for one3.5mmUnknown — not stated by the source
USB 2.0 ports quantityKnown for one1Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for oneUnknown — not stated by the sourceCE
Product colourBlackBlack
Sustainability complianceKnown for oneUnknown — not stated by the sourceYes
LED indicatorsKnown for oneCharging, PowerUnknown — not stated by the source
Power1 differ
Power sourceDiffersBatteryAC
AC input voltageKnown for oneUnknown — not stated by the source100 - 240 V
USB poweredKnown for oneYesUnknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for oneUnknown — not stated by the source76 mm
DepthKnown for oneUnknown — not stated by the source83 mm
HeightKnown for oneUnknown — not stated by the source24 mm
WeightKnown for oneUnknown — not stated by the source114 g
Package depthKnown for oneUnknown — not stated by the source141 mm
Package heightKnown for oneUnknown — not stated by the source60 mm
Package typeKnown for oneUnknown — not stated by the sourceBox
Package weightKnown for oneUnknown — not stated by the source377 g
Package widthKnown for oneUnknown — not stated by the source124 mm
Packaging content1 differ
Cables includedDiffersMicro-USBAudio, Optical, RCA, USB Type-A to DC, USB Type-A to USB Type-C
Logistics dataidentical
Country of originKnown for oneUnknown — not stated by the sourceChina
Batteryidentical
Battery technologyKnown for oneLithium Polymer (LiPo)Unknown — not stated by the source
Number of batteries supportedKnown for one1Unknown — not stated by the source
Battery lifeKnown for one8 hUnknown — not stated by the source
Charging timeKnown for one1 hUnknown — not stated by the source

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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