Product comparison · 2 headphones

AEG KH 4220 vs AEG KH 4225 BT

5specifications compared
3differ
2identical
35known for one product only

Key differences

Product type
- KH 4220:Headphones
- KH 4225 BT:Headset
Product colour
- KH 4220:Black, Silver
- KH 4225 BT:Black
Connectivity technology
- KH 4220:Wired
- KH 4225 BT:Wireless

Side by side

Differences highlightedShow differences only

Comparison of KH 4220, KH 4225 BT
40 specifications	A AEG KH 4220 View product	B AEG KH 4225 BT View product
Performance2 differ
Product typeDiffers	Headphones	Headset
Wearing style	Head-band	Head-band
Recommended usageKnown for one	Music	Unknown — not stated by the source
Product colourDiffers	Black, Silver	Black
Cable lengthKnown for one	2.2 m	Unknown — not stated by the source
Headset typeKnown for one	Unknown — not stated by the source	Binaural
LED indicatorsKnown for one	Unknown — not stated by the source	Charging
Ports & interfaces1 differ
Connectivity technologyDiffers	Wired	Wireless
3.5 mm connectorKnown for one	Yes	Unknown — not stated by the source
USB connectivityKnown for one	Unknown — not stated by the source	Yes
USB connectorKnown for one	Unknown — not stated by the source	USB Type-A
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth profilesKnown for one	Unknown — not stated by the source	A2DP
Wireless rangeKnown for one	Unknown — not stated by the source	15 m
Headphonesidentical
Maximum input powerKnown for one	50 mW	Unknown — not stated by the source
Ear coupling	Supraaural	Supraaural
Acoustic systemKnown for one	Closed	Unknown — not stated by the source
Headphone frequencyKnown for one	20 - 20000 Hz	Unknown — not stated by the source
ImpedanceKnown for one	32 Ω	Unknown — not stated by the source
Headphone sensitivityKnown for one	111 dB	Unknown — not stated by the source
Driver unitKnown for one	4 cm	Unknown — not stated by the source
Microphoneidentical
Microphone typeKnown for one	Not available	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	160 mm	Unknown — not stated by the source
DepthKnown for one	70 mm	Unknown — not stated by the source
HeightKnown for one	185 mm	Unknown — not stated by the source
WeightKnown for one	180 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	215 mm	Unknown — not stated by the source
Package depthKnown for one	80 mm	Unknown — not stated by the source
Package heightKnown for one	265 mm	Unknown — not stated by the source
Packaging contentidentical
QuantityKnown for one	1	Unknown — not stated by the source
Quick start guideKnown for one	Unknown — not stated by the source	Yes
Cables includedKnown for one	Unknown — not stated by the source	USB
Batteryidentical
Battery technologyKnown for one	Unknown — not stated by the source	Lithium Polymer (LiPo)
Battery capacityKnown for one	Unknown — not stated by the source	300 mAh
Continuous audio playback timeKnown for one	Unknown — not stated by the source	12 h
Talk timeKnown for one	Unknown — not stated by the source	8 h
Battery charge indicatorKnown for one	Unknown — not stated by the source	Yes
Standby timeKnown for one	Unknown — not stated by the source	100 h
Other featuresidentical
Battery level indicatorKnown for one	Unknown — not stated by the source	Yes
Number of products includedKnown for one	Unknown — not stated by the source	1 pc(s)

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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