Product comparison · 2 headphones

Hama BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black vs Hama Spirit Open

34specifications compared
21differ
13identical
24known for one product only

Key differences

Wearing style
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:Head-band
- Spirit Open:In-ear
Recommended usage
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:Office/Call center
- Spirit Open:Calls/Music
Control type
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:Buttons
- Spirit Open:Touch
Connectivity technology
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:Wired & Wireless
- Spirit Open:True Wireless Stereo (TWS)
Ear coupling
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:Circumaural
- Spirit Open:Intraaural
Headphone frequency
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:20 - 20000 Hz
- Spirit Open:80 - 15000 Hz
Impedance
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:26 Ω
- Spirit Open:16 Ω
Headphone sensitivity
- BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black:93 dB
- Spirit Open:121 dB

Side by side

Differences highlightedShow differences only

Comparison of BT-900, Spirit Open
58 specifications	A Hama BT-900 Headset Wired & Wireless Head-band Office/Call center USB Type-C Bluetooth Charging stand Black Model BT-900 View product	B Hama Spirit Open View product
Performance3 differ
Wearing styleDiffers	Head-band	In-ear
Recommended usageDiffers	Office/Call center	Calls/Music
Control unit typeKnown for one	On-ear control unit	Unknown — not stated by the source
Control typeDiffers	Buttons	Touch
FoldableKnown for one	Yes	Unknown — not stated by the source
Cable lengthKnown for one	2 m	Unknown — not stated by the source
Cable colourKnown for one	Black	Unknown — not stated by the source
Detachable cableKnown for one	Yes	Unknown — not stated by the source
LED indicatorsKnown for one	Charging, Call	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Plug and PlayKnown for one	Yes	Unknown — not stated by the source
Suitable for indoor useKnown for one	Unknown — not stated by the source	Yes
Suitable for outdoor useKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces1 differ
Connectivity technologyDiffers	Wired & Wireless	True Wireless Stereo (TWS)
3.5 mm connectorKnown for one	Yes	Unknown — not stated by the source
USB connectivityKnown for one	Yes	Unknown — not stated by the source
USB connectorKnown for one	USB Type-C	Unknown — not stated by the source
Headphones4 differ
Ear couplingDiffers	Circumaural	Intraaural
Headphone frequencyDiffers	20 - 20000 Hz	80 - 15000 Hz
ImpedanceDiffers	26 Ω	16 Ω
Headphone sensitivityDiffers	93 dB	121 dB
Intraaural headphones typeKnown for one	Unknown — not stated by the source	Earbuds
Diaphragm diameterKnown for one	Unknown — not stated by the source	1.5 cm
Microphone4 differ
Microphone typeDiffers	Boom	Built-in
Microphone frequencyDiffers	100 - 8000 Hz	20 - 3000 Hz
Microphone sensitivityDiffers	-26 dB	-38 dB
Microphone input impedanceDiffers	2200 Ω	300 Ω
Detachable microphoneKnown for one	Yes	Unknown — not stated by the source
Microphone noise-cancelingKnown for one	Yes	Unknown — not stated by the source
Microphone muteKnown for one	Yes	Unknown — not stated by the source
Battery3 differ
Battery operatedKnown for one	Yes	Unknown — not stated by the source
Continuous audio playback timeDiffers	24 h	6 h
Talk timeDiffers	30 h	6 h
Battery recharge timeKnown for one	8 h	Unknown — not stated by the source
Standby timeDiffers	35 h	150 h
Weight & dimensions1 differ
WeightDiffers	470 g	90 g
Packaging data4 differ
Package widthDiffers	253 mm	92 mm
Package depthDiffers	213 mm	161 mm
Package heightDiffers	162 mm	42 mm
Package weightDiffers	978 g	160 g
Packaging contentidentical
Charging standKnown for one	Yes	Unknown — not stated by the source
Cables includedKnown for one	USB Type-A to USB Type-C	Unknown — not stated by the source
QuantityKnown for one	1	Unknown — not stated by the source
Power1 differ
USB Type-C required charging power (min)Differs	1 W	2 W
Supplier featuresidentical
Charging timeKnown for one	Unknown — not stated by the source	120 min

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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