HP Poly Focus 620 Stereo Bluetooth Headset vs Yamaha YH-4000 Headphones Wired Head-band Music Black

Comparison of D9UC4AA, YH-4000

41 specifications	A HP Poly Focus 620 Stereo Bluetooth Headset Model D9UC4AA View product	B Yamaha YH-4000 Headphones Wired Head-band Music Black Model YH-4000 View product
Performanceidentical
Product colour	Black	Black
Colour nameKnown for one	Black	—Unknown — not stated by the source
Country of originKnown for one	Vietnam	—Unknown — not stated by the source
Product typeKnown for one	—Unknown — not stated by the source	Headphones
Wearing styleKnown for one	—Unknown — not stated by the source	Head-band
Recommended usageKnown for one	—Unknown — not stated by the source	Music
Cable colourKnown for one	—Unknown — not stated by the source	Black
Detachable cableKnown for one	—Unknown — not stated by the source	Yes
Headphonesidentical
Noise cancelingKnown for one	Yes	—Unknown — not stated by the source
Noise canceling typeKnown for one	Active	—Unknown — not stated by the source
Ear couplingKnown for one	—Unknown — not stated by the source	Circumaural
Headphone frequencyKnown for one	—Unknown — not stated by the source	5 - 70000 Hz
ImpedanceKnown for one	—Unknown — not stated by the source	34 Ω
Headphone sensitivityKnown for one	—Unknown — not stated by the source	97 dB
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10, Windows 11	—Unknown — not stated by the source
Mac operating systems supportedKnown for one	MacOS	—Unknown — not stated by the source
Sustainabilityidentical
Sustainability certificatesKnown for one	TCO, TCO10	—Unknown — not stated by the source
Sustainable technologies and materialsKnown for one	Plastic-free packaging	—Unknown — not stated by the source
Sustainability complianceKnown for one	Yes	—Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	180 mm	—Unknown — not stated by the source
DepthKnown for one	150 mm	—Unknown — not stated by the source
HeightKnown for one	50 mm	—Unknown — not stated by the source
WeightKnown for one	208 g	—Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	220.8 mm	—Unknown — not stated by the source
Package depthKnown for one	181.3 mm	—Unknown — not stated by the source
Package heightKnown for one	53.7 mm	—Unknown — not stated by the source
Package weightKnown for one	400 g	—Unknown — not stated by the source
Packaging contentidentical
Warranty cardKnown for one	Yes	—Unknown — not stated by the source
Box contentsKnown for one	Wireless headset; Travel pouch; BT700 Bluetooth Type-C adapter; USB Type-C charging cable; USB Type-C to USB Type-A adapter; Quick start guide; Warranty card	—Unknown — not stated by the source
Charging caseKnown for one	—Unknown — not stated by the source	Yes
QuantityKnown for one	—Unknown — not stated by the source	1
Logistics dataidentical
Master (outer) cases per pallet layerKnown for one	8 pc(s)	—Unknown — not stated by the source
Poweridentical
USB Type-C charging portKnown for one	Yes	—Unknown — not stated by the source
Technical detailsidentical
General Product Safety Regulation (GPSR) URLKnown for one	https://kaas.hpcloud.hp.com/pdf-public/pdf_11069394_en-US-1.pdf	—Unknown — not stated by the source
Other featuresidentical
Other operating systems supportedKnown for one	ChromeOS, Android, iOS, iPadOS	—Unknown — not stated by the source
Bundled softwareKnown for one	HP Poly Studio App	—Unknown — not stated by the source
Compatible operating systemsKnown for one	Windows 11; Windows 10; macOS; Chrome OS; iPadOS; Android; iOS	—Unknown — not stated by the source
UNSPSC-codeKnown for one	43191638	—Unknown — not stated by the source
Ports & interfacesidentical
Connectivity technologyKnown for one	—Unknown — not stated by the source	Wired
3.5 mm connectorKnown for one	—Unknown — not stated by the source	Yes
Microphoneidentical
Microphone typeKnown for one	—Unknown — not stated by the source	Not available

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.