Product comparison · 2 headphone amplifiers

InLine Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX vs InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD

10specifications compared
9differ
1identical
11known for one product only

Key differences

The InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD has 51 mm more width than the InLine Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX (76 mm vs 25 mm). The InLine Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX has 22 mm more depth than the InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD (105 mm vs 83 mm). The InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD has 3 mm more height than the InLine Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX (24 mm vs 21 mm).

Width
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:25 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:76 mm
Depth
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:105 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:83 mm
Height
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:21 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:24 mm
Weight
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:24 g
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:114 g
Package depth
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:163 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:141 mm
Package height
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:33 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:60 mm
Package weight
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:172 g
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:377 g
Package width
- Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX:161 mm
- Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD:124 mm

Side by side

Differences highlightedShow differences only

Comparison of 99151I, 99209M
21 specifications	A InLine Bluetooth Audio Transceiver, Receiver/Transmitter, BT 5.0, aptX Model 99151I View product	B InLine Bluetooth 5.1 HiFi Receiver & USB DAC, with LCD Model 99209M View product
Audioidentical
Signal-to-Noise Ratio (SNR)Known for one	Unknown — not stated by the source	-114 dB
Ports & interfacesidentical
Audio (L/R) outKnown for one	Unknown — not stated by the source	2
DC-in jackKnown for one	Unknown — not stated by the source	Yes
Technical detailsidentical
Compliance certificatesKnown for one	Unknown — not stated by the source	CE
Product colour	Black	Black
Sustainability complianceKnown for one	Unknown — not stated by the source	Yes
Package volumeKnown for one	900 cm³	Unknown — not stated by the source
Poweridentical
Power sourceKnown for one	Unknown — not stated by the source	AC
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Weight & dimensions8 differ
WidthDiffers	25 mm	76 mm
DepthDiffers	105 mm	83 mm
HeightDiffers	21 mm	24 mm
WeightDiffers	24 g	114 g
Package depthDiffers	163 mm	141 mm
Package heightDiffers	33 mm	60 mm
Package typeKnown for one	Unknown — not stated by the source	Box
Package weightDiffers	172 g	377 g
Package widthDiffers	161 mm	124 mm
Packaging content1 differ
Cables includedDiffers	Audio (3.5mm), Micro-USB	Audio, Optical, RCA, USB Type-A to DC, USB Type-A to USB Type-C
Logistics dataidentical
Country of originKnown for one	Unknown — not stated by the source	China
Quantity per packKnown for one	1 pc(s)	Unknown — 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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