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Product comparison · 2 speakerphones

Dell Mobile Adapter Speakerphone- MH3021P vs Lenovo EXPAND 30 +

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  • 9specifications compared
  • 5differ
  • 4identical
  • 26known for one product only

Key differences

The Dell Mobile Adapter Speakerphone- MH3021P has 100 - 20000 Hz more frequency range than the Lenovo EXPAND 30 + (200 - 20000 Hz vs 100 - 20000 Hz). Product colour: Silver on the Dell Mobile Adapter Speakerphone- MH3021P, Black, Silver on the Lenovo EXPAND 30 +. Microphone frequency: 100 - 10000 Hz on the Dell Mobile Adapter Speakerphone- MH3021P, 150 - 7500 Hz on the Lenovo EXPAND 30 +. Connectivity technology: Wired on the Dell Mobile Adapter Speakerphone- MH3021P, Wired & Wireless on the Lenovo EXPAND 30 +.

  • Product colour
    • Silver
    • Black, Silver
  • Frequency range
    • 200 - 20000 Hz
    • 100 - 20000 Hz
  • Microphone frequency
    • 100 - 10000 Hz
    • 150 - 7500 Hz
  • Connectivity technology
    • Wired
    • Wired & Wireless

Side by side

Differences highlightedShow differences only
35 specifications
A

Dell

Mobile Adapter Speakerphone- MH3021P

Model MH3021P

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B

Lenovo

EXPAND 30 +View product
Features2 differ
Product colourDiffersSilverBlack, Silver
SpeakerphoneKnown for oneYes
Noise reductionKnown for oneYes
Echo cancellationKnown for oneYes
Cable lengthKnown for one0.465 m
Windows operating systems supportedDiffersWindows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64Yes
Compatible productsKnown for one- Latitude 5411 - Latitude 7300 - Latitude 3301 - Precision 5540 - Latitude 5410 - Latitude 3410 - Precision 3541 - Latitude 7310 - Precision 5550 - Precision 3540 - Vostro 13 5000 (5391) - Precision 7550 - Precision 7750 - Latitude 5500 - Precision 7540 - Latitude 5310 - XPS 15 (9500) - Precision 7
Maximum operating distanceKnown for one25 m
LED indicatorsKnown for oneYes
Mac operating systems supportedKnown for oneYes
Loudspeakers1 differ
Frequency rangeDiffers200 - 20000 Hz100 - 20000 Hz
Microphone1 differ
Microphone frequencyDiffers100 - 10000 Hz150 - 7500 Hz
Microphone direction typeKnown for oneOmnidirectional
Microphone muteKnown for oneYes
Number of microphonesKnown for one2
Displayidentical
Built-in displayKnown for oneNo
Ports & interfaces1 differ
Connectivity technologyDiffersWiredWired & Wireless
USB 2.0 ports quantityKnown for one2
InterfaceKnown for oneUSB/Bluetooth
BluetoothKnown for oneYes
Bluetooth profilesKnown for oneA2DP, AVRCP, DI, HFP, HSP
Bluetooth versionKnown for one5.0
Weight & dimensionsidentical
WidthKnown for one119 mm
DepthKnown for one119 mm
HeightKnown for one32 mm
WeightKnown for one214 g
Packaging contentidentical
QuantityKnown for one1
Logistics dataidentical
Harmonized System (HS) codeKnown for one85182900
Poweridentical
Power source typeKnown for oneBattery, USB
Talk timeKnown for one18 h
Battery recharge timeKnown for one3.33 h

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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