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Product comparison · 2 headphones

Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black vs Yealink WHM621 Headset Wireless Head-band Office/Call center Black

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  • 21specifications compared
  • 9differ
  • 12identical
  • 37known for one product only

Key differences

The Yealink WHM621 Headset Wireless Head-band Office/Call center Black has 290 m more wireless range than the Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black (300 m vs 10 m). The Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black has 22.5 dB more headphone sensitivity than the Yealink WHM621 Headset Wireless Head-band Office/Call center Black (115 dB vs 92.5 dB). The Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black has 0.7 cm more driver unit than the Yealink WHM621 Headset Wireless Head-band Office/Call center Black (3.5 cm vs 2.8 cm). Recommended usage: Calls/Music on the Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black, Office/Call center on the Yealink WHM621 Headset Wireless Head-band Office/Call center Black. Control unit type: In-line control unit on the Yealink UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black, On-ear control unit on the Yealink WHM621 Headset Wireless Head-band Office/Call center Black.

  • Recommended usage
    • Calls/Music
    • Office/Call center
  • Control unit type
    • In-line control unit
    • On-ear control unit
  • Connectivity technology
    • Wired & Wireless
    • Wireless
  • Wireless range
    • 10 m
    • 300 m
  • Headphone sensitivity
    • 115 dB
    • 92.5 dB
  • Driver unit
    • 3.5 cm
    • 2.8 cm
  • Microphone frequency
    • 100 - 14000 Hz
    • 100 - 8000 Hz
  • Talk time
    • 8 h
    • 10 h

Side by side

Differences highlightedShow differences only
58 specifications
A

Yealink

UH38-MONO-TEAMS-W/O-BAT-C headphones/headset Wired & Wireless Head-band Calls/Music USB Type-C Bluetooth Black

Model UH38-MONO-TEAMS-W/O-BAT-C

View product
B

Yealink

WHM621 Headset Wireless Head-band Office/Call center Black

Model WHM621

View product
Performance2 differ
Product typeHeadsetHeadset
Wearing styleHead-bandHead-band
Recommended usageDiffersCalls/MusicOffice/Call center
Headset typeMonauralMonaural
Product colourBlackBlack
Operating keysAnswer/end call, Mute, Reject call, Volume +, Volume -Answer/end call, Mute, Reject call, Volume +, Volume -
Control unit typeDiffersIn-line control unitOn-ear control unit
Cable lengthKnown for one0.8 m
Cable colourKnown for oneBlack
LED indicatorsKnown for oneYes
Clear soundKnown for oneYes
HD voiceKnown for oneYes
Plug and PlayKnown for oneYes
CertificationKnown for oneFCC
Compatible productsKnown for oneT41S/T42S/T46S/T48S/T42U/T43U/T46U/T48U/ T53/T53W/T54W/T57W/T58A/VP5
Control typeKnown for oneButtons
DECT connectableKnown for oneYes
Ports & interfaces2 differ
Connectivity technologyDiffersWired & WirelessWireless
USB connectivityYesYes
USB connectorKnown for oneUSB Type-C
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.1
Wireless rangeDiffers10 m300 m
Headphones2 differ
Maximum input powerKnown for one10 mW
Ear couplingSupraauralSupraaural
Headphone frequency20 - 20000 Hz20 - 20000 Hz
Impedance32 Ω32 Ω
Headphone sensitivityDiffers115 dB92.5 dB
Driver unitDiffers3.5 cm2.8 cm
Number of driversKnown for one1
Microphone1 differ
Microphone typeBoomBoom
Microphone frequencyDiffers100 - 14000 Hz100 - 8000 Hz
Microphone sensitivity-44 dB-44 dB
Microphone direction typeKnown for oneUnidirectional
Microphone noise-cancelingKnown for oneYes
Folding microphoneKnown for oneYes
MEMS (Micro-Electro-Mechanical System) microphoneKnown for oneYes
Number of microphonesKnown for one1
Microphone muteKnown for oneYes
Battery1 differ
Talk timeDiffers8 h10 h
Battery operatedKnown for oneYes
Standby timeKnown for one90 h
System requirementsidentical
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 45 °C
Storage temperature (T-T)Known for one-5 - 70 °C
Sustainabilityidentical
Sustainability complianceKnown for oneYes
Weight & dimensions1 differ
WeightDiffers460 g80 g
Packaging contentidentical
Carrying caseKnown for oneYes
Cables includedUSBUSB
ChargerKnown for oneYes
Quick start guideKnown for oneYes
QuantityKnown for one1
Certificatesidentical
Compliance certificatesKnown for oneCE
Packaging dataidentical
Package widthKnown for one170 mm
Package depthKnown for one195 mm
Package heightKnown for one63 mm
Supplier featuresidentical
Charging timeKnown for one180 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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