Product comparison · 2 headphone amplifiers

InLine USB Headset Amplifier with Equalizer and Optical OUT vs InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC

12specifications compared
6differ
6identical
26known for one product only

Key differences

The InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC has 57 mm more package depth than the InLine USB Headset Amplifier with Equalizer and Optical OUT (235 mm vs 178 mm). The InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC has 43 mm more package height than the InLine USB Headset Amplifier with Equalizer and Optical OUT (82 mm vs 39 mm). The InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC has 795 g more package weight than the InLine USB Headset Amplifier with Equalizer and Optical OUT (855 g vs 60 g). Headphone connectivity: 3.5mm on the InLine USB Headset Amplifier with Equalizer and Optical OUT, 3.5 mm/6.35 mm on the InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC. LED indicators: Yes on the InLine USB Headset Amplifier with Equalizer and Optical OUT, Status on the InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC.

Headphone connectivity
- USB Headset Amplifier with Equalizer and Optical OUT:3.5mm
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:3.5 mm/6.35 mm
LED indicators
- USB Headset Amplifier with Equalizer and Optical OUT:Yes
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:Status
Package depth
- USB Headset Amplifier with Equalizer and Optical OUT:178 mm
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:235 mm
Package height
- USB Headset Amplifier with Equalizer and Optical OUT:39 mm
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:82 mm
Package weight
- USB Headset Amplifier with Equalizer and Optical OUT:60 g
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:855 g
Package width
- USB Headset Amplifier with Equalizer and Optical OUT:145 mm
- AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC:222 mm

Side by side

Differences highlightedShow differences only

Comparison of 33052A, 99207I
38 specifications	A InLine USB Headset Amplifier with Equalizer and Optical OUT Model 33052A View product	B InLine AmpUSB-EQ, Hi-Res AUDIO HiFi DSD USB Audio DAC Model 99207I View product
Audioidentical
Signal-to-Noise Ratio (SNR)Known for one	90 dB	Unknown — not stated by the source
Audio D/A Converter (DAC)Known for one	24-bit/96kHz	Unknown — not stated by the source
Maximum input powerKnown for one	120 mW	Unknown — not stated by the source
Output impedanceKnown for one	16 - 100 Ω	Unknown — not stated by the source
Frequency rangeKnown for one	20 - 20000 Hz	Unknown — not stated by the source
Adjustable volumeKnown for one	Yes	Unknown — not stated by the source
Bass boost technologyKnown for one	Yes	Unknown — not stated by the source
Audio decodersKnown for one	DTS, Dolby Digital	Unknown — not stated by the source
Audio formats supportedKnown for one	AC3	Unknown — not stated by the source
Ports & interfaces1 differ
Headphone connectivityDiffers	3.5mm	3.5 mm/6.35 mm
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Audio (L/R) inKnown for one	Unknown — not stated by the source	1
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Technical details1 differ
Compliance certificatesKnown for one	RoHS	Unknown — not stated by the source
Cord lengthKnown for one	0.35 m	Unknown — not stated by the source
Doesn't containKnown for one	Lead	Unknown — not stated by the source
LED indicatorsDiffers	Yes	Status
Package volumeKnown for one	1000 cm³	Unknown — not stated by the source
Poweridentical
Power sourceKnown for one	USB	Unknown — not stated by the source
USB poweredKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
Package depthDiffers	178 mm	235 mm
Package heightDiffers	39 mm	82 mm
Package typeKnown for one	Hanging box	Unknown — not stated by the source
Package weightDiffers	60 g	855 g
Package widthDiffers	145 mm	222 mm
WidthKnown for one	Unknown — not stated by the source	112 mm
DepthKnown for one	Unknown — not stated by the source	94 mm
HeightKnown for one	Unknown — not stated by the source	45 mm
WeightKnown for one	Unknown — not stated by the source	282 g
Packaging contentidentical
Software CDKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	Unknown — not stated by the source	USB
System requirementsidentical
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 10, Windows 7, Windows 8, Windows 8.1

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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