Product comparison · 2 wireless audio transmitters

Sandberg BT Audio Link 2in1 TxRx Pro vs Ugreen CM403 AUX Black

14specifications compared
11differ
3identical
12known for one product only

Key differences

The Sandberg BT Audio Link 2in1 TxRx Pro has 1 more simultaneously connected devices (max) than the Ugreen CM403 AUX Black (2 vs 1). The Sandberg BT Audio Link 2in1 TxRx Pro has 0.4 more Bluetooth version than the Ugreen CM403 AUX Black (5.4 vs 5.0). The Sandberg BT Audio Link 2in1 TxRx Pro has 8 h more operating time than the Ugreen CM403 AUX Black (16 h vs 8 h). Only the Sandberg BT Audio Link 2in1 TxRx Pro has built-in display. Host interface: 3.5 mm on the Sandberg BT Audio Link 2in1 TxRx Pro, AUX on the Ugreen CM403 AUX Black.

Number of simultaneously connected devices (max)
- BT Audio Link 2in1 TxRx Pro:2
- CM403 AUX Black:1
Host interface
- BT Audio Link 2in1 TxRx Pro:3.5 mm
- CM403 AUX Black:AUX
Bluetooth version
- BT Audio Link 2in1 TxRx Pro:5.4
- CM403 AUX Black:5.0
Built-in display
- BT Audio Link 2in1 TxRx Pro:Yes
- CM403 AUX Black:No
Power source type
- BT Audio Link 2in1 TxRx Pro:USB
- CM403 AUX Black:Battery
Operating time
- BT Audio Link 2in1 TxRx Pro:16 h
- CM403 AUX Black:8 h
Charging time
- BT Audio Link 2in1 TxRx Pro:2 h
- CM403 AUX Black:1.5 h
Width
- BT Audio Link 2in1 TxRx Pro:37 mm
- CM403 AUX Black:92 mm

Side by side

Differences highlightedShow differences only

Comparison of 450-14, CM403
26 specifications	A Sandberg BT Audio Link 2in1 TxRx Pro Model 450-14 View product	B Ugreen CM403 AUX Black Model CM403 View product
Features4 differ
Number of simultaneously connected devices (max)Differs	2	1
Host interfaceDiffers	3.5 mm	AUX
Bluetooth versionDiffers	5.4	5.0
Bluetooth profilesKnown for one	A2DP, AVRCP	Unknown — not stated by the source
Frequency rangeKnown for one	2402 - 2480 Hz	Unknown — not stated by the source
Transmission distanceKnown for one	10 m	Unknown — not stated by the source
Cable lengthKnown for one	0 m	Unknown — not stated by the source
Built-in displayDiffers	Yes	No
Built-in microphoneKnown for one	Yes	Unknown — not stated by the source
Housing materialKnown for one	Unknown — not stated by the source	Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Power3 differ
Power source typeDiffers	USB	Battery
Operating timeDiffers	16 h	8 h
Charging timeDiffers	2 h	1.5 h
Weight & dimensions3 differ
WidthDiffers	37 mm	92 mm
DepthDiffers	11.7 mm	19 mm
HeightDiffers	110 mm	11 mm
WeightKnown for one	22 g	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	USB Type-A to USB Type-C	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	90 mm	Unknown — not stated by the source
Package depthKnown for one	26 mm	Unknown — not stated by the source
Package heightKnown for one	174 mm	Unknown — not stated by the source
Package weightKnown for one	63 g	Unknown — not stated by the source
Battery1 differ
Battery capacityDiffers	250 mAh	145 mAh

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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