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Product comparison · 2 speakerphones

Dell SP325 speakerphone Universal USB Type-C Black vs Lenovo EXPAND 30 +

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  • 12specifications compared
  • 7differ
  • 5identical
  • 25known for one product only

Key differences

The Lenovo EXPAND 30 + has 10 - 20000 Hz more frequency range than the Dell SP325 speakerphone Universal USB Type-C Black (100 - 20000 Hz vs 90 - 20000 Hz). The Dell SP325 speakerphone Universal USB Type-C Black has 2 more microphones than the Lenovo EXPAND 30 + (4 vs 2). Product colour: Black on the Dell SP325 speakerphone Universal USB Type-C Black, Black, Silver on the Lenovo EXPAND 30 +. Windows operating systems supported: Windows 10, Windows 11 on the Dell SP325 speakerphone Universal USB Type-C Black, Yes on the Lenovo EXPAND 30 +. Microphone frequency: 100 - 14000 Hz on the Dell SP325 speakerphone Universal USB Type-C Black, 150 - 7500 Hz on the Lenovo EXPAND 30 +.

  • Product colour
    • Black
    • Black, Silver
  • Windows operating systems supported
    • Windows 10, Windows 11
    • Yes
  • Frequency range
    • 90 - 20000 Hz
    • 100 - 20000 Hz
  • Microphone frequency
    • 100 - 14000 Hz
    • 150 - 7500 Hz
  • Number of microphones
    • 4
    • 2
  • Interface
    • USB Type-C
    • USB/Bluetooth
  • Connectivity technology
    • Wired
    • Wired & Wireless

Side by side

Differences highlightedShow differences only
37 specifications
A

Dell

SP325 speakerphone Universal USB Type-C Black

Model SP325

View product
B

Lenovo

EXPAND 30 +View product
Features2 differ
Product colourDiffersBlackBlack, Silver
Noise cancelingKnown for oneYes
Cable lengthKnown for one0.75 m
Control typeKnown for oneButtons
International Protection (IP) codeKnown for oneIP64
Linux operating systems supportedKnown for oneYes
Sound pressure level (max)Known for one82 dB
Windows operating systems supportedDiffersWindows 10, Windows 11Yes
AutoKnown for oneNo
Maximum operating distanceKnown for one25 m
Loudspeakers1 differ
Output powerKnown for one3.2 W
Frequency rangeDiffers90 - 20000 Hz100 - 20000 Hz
Microphone2 differ
Microphone frequencyDiffers100 - 14000 Hz150 - 7500 Hz
Microphone sensitivityKnown for one-37 dB
Number of microphonesDiffers42
Microphone muteKnown for oneYes
Ports & interfaces2 differ
InterfaceDiffersUSB Type-CUSB/Bluetooth
Connectivity technologyDiffersWiredWired & Wireless
BluetoothKnown for oneYes
Bluetooth profilesKnown for oneA2DP, AVRCP, DI, HFP, HSP
Bluetooth versionKnown for one5.0
USB connector typeKnown for oneUSB Type-C
Poweridentical
Operating voltageKnown for one5 V
Power source typeKnown for oneBattery, USB
Talk timeKnown for one18 h
Battery recharge timeKnown for one3.33 h
Weight & dimensionsidentical
WidthKnown for one125 mm
DepthKnown for one39 mm
WeightKnown for one295 g
Packaging contentidentical
Quick start guideKnown for oneYes
Interface adapters includedKnown for oneUSB Type-C female - USB Type-A male
Storage pouchKnown for oneYes

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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