Product comparison · 2 headphone amplifiers

InLine AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp vs InLine AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp

Key differences

Width
- AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp:38 mm
- AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp:36 mm
Depth
- AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp:116 mm
- AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp:115 mm
Height
- AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp:48 mm
- AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp:58 mm
Weight
- AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp:290 g
- AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp:250 g
Package weight
- AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp:399 g
- AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp:453 g

Differences highlightedShow differences only

Comparison of 99201I, 99204I
25 specifications	A InLine AmpEQ Tri-Tone Hi-Res AUDIO Pre- & Headphone-Amp Model 99201I View product	B InLine AmpEQ mobile, Tri-Tone Hi-Res AUDIO Pre- and Headphone-Amp Model 99204I View product
Audioidentical
Output impedanceKnown for one	Unknown — not stated by the source	16 - 600 Ω
GainKnown for one	Unknown — not stated by the source	-10 dB
Adjustable volume	Yes	Yes
Treble adjustment	Yes	Yes
Ports & interfacesidentical
Headphone connectivity	3.5mm	3.5mm
Line-out	Yes	Yes
Line-in	Yes	Yes
Audio (L/R) inKnown for one	2	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	1	Unknown — not stated by the source
Technical detailsidentical
Package volume	1800 cm³	1800 cm³
Product colour	Silver	Silver
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Battery capacityKnown for one	Unknown — not stated by the source	2200 mAh
Battery lifeKnown for one	Unknown — not stated by the source	6 h
Charging timeKnown for one	Unknown — not stated by the source	2 h
Poweridentical
Power sourceKnown for one	Unknown — not stated by the source	USB
Weight & dimensions5 differ
WidthDiffers	38 mm	36 mm
DepthDiffers	116 mm	115 mm
HeightDiffers	48 mm	58 mm
WeightDiffers	290 g	250 g
Package depth	172 mm	172 mm
Package height	73 mm	73 mm
Package weightDiffers	399 g	453 g
Package width	142 mm	142 mm
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	Micro-USB

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.