Product comparison · 2 bluetooth music receivers

Ugreen CM667 Grey vs Ugreen CM671 Bluetooth music receiver Black

Key differences

Bluetooth version
- CM667 Grey:5.0
- CM671 Bluetooth music receiver Black:5.2
Bluetooth profiles
- CM667 Grey:A2DP, AVRCP
- CM671 Bluetooth music receiver Black:AVRCP, A2DP, HFP, HSP
Product colour
- CM667 Grey:Grey
- CM671 Bluetooth music receiver Black:Black
Battery capacity
- CM667 Grey:200 mAh
- CM671 Bluetooth music receiver Black:300 mAh
Operating time
- CM667 Grey:10 h
- CM671 Bluetooth music receiver Black:28 h
Charging time
- CM667 Grey:2.5 h
- CM671 Bluetooth music receiver Black:2 h

Differences highlightedShow differences only

Comparison of CM667, CM671
16 specifications	A Ugreen CM667 Grey Model CM667 View product	B Ugreen CM671 Bluetooth music receiver Black Model CM671 View product
Features3 differ
Bluetooth versionDiffers	5.0	5.2
Bluetooth profilesDiffers	A2DP, AVRCP	AVRCP, A2DP, HFP, HSP
Host interface	3.5 mm	3.5 mm
Frequency rangeKnown for one	2.402 - 2.48 GHz	Unknown — not stated by the source
Product colourDiffers	Grey	Black
Housing materialKnown for one	Unknown — not stated by the source	Acrylonitrile butadiene styrene (ABS), Polycarbonate (PC)
Poweridentical
Power source	Battery	Battery
Output voltageKnown for one	3.7 V	Unknown — not stated by the source
Battery3 differ
Battery capacityDiffers	200 mAh	300 mAh
Operating timeDiffers	10 h	28 h
Charging timeDiffers	2.5 h	2 h
Weight & dimensionsidentical
WidthKnown for one	54 mm	Unknown — not stated by the source
DepthKnown for one	13.2 mm	Unknown — not stated by the source
HeightKnown for one	54 mm	Unknown — not stated by the source
Packaging contentidentical
Cables includedKnown for one	Micro-USB, Audio (3.5mm)	Unknown — not stated by the source
QuantityKnown for one	Unknown — not stated by the source	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.