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Product comparison · 2 speakerphones

Dell SL525 speakerphone Universal Black vs Jabra Speak2 75

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  • 23specifications compared
  • 14differ
  • 9identical
  • 41known for one product only

Key differences

The Jabra Speak2 75 has 2 dB more sensitivity than the Dell SL525 speakerphone Universal Black (88 dB vs 86 dB). The Dell SL525 speakerphone Universal Black has 10 - 20000 Hz more frequency range than the Jabra Speak2 75 (90 - 20000 Hz vs 80 - 20000 Hz). The Jabra Speak2 75 has 50 - 14000 Hz more microphone frequency than the Dell SL525 speakerphone Universal Black (150 - 14000 Hz vs 100 - 14000 Hz). Connectivity technology: Wireless on the Dell SL525 speakerphone Universal Black, Wired & Wireless on the Jabra Speak2 75. USB connector type: USB Type-C on the Dell SL525 speakerphone Universal Black, USB Type-C, USB Type-A on the Jabra Speak2 75.

  • Sensitivity
    • 86 dB
    • 88 dB
  • Frequency range
    • 90 - 20000 Hz
    • 80 - 20000 Hz
  • Microphone frequency
    • 100 - 14000 Hz
    • 150 - 14000 Hz
  • Connectivity technology
    • Wireless
    • Wired & Wireless
  • Bluetooth version
    • 5.3
    • 5.2
  • USB connector type
    • USB Type-C
    • USB Type-C, USB Type-A
  • Talk time
    • 12 h
    • 32 h
  • Battery capacity
    • 3200 mAh
    • 4700 mAh

Side by side

Differences highlightedShow differences only
64 specifications
A

Dell

SL525 speakerphone Universal Black

Model SL525

View product
B

Jabra

Speak2 75View product
Features1 differ
Device typeUniversalUniversal
Product colourBlackBlack
PortableYesYes
SpeakerphoneKnown for oneNo
Audio formats supportedKnown for oneAAC, CVSD, mSBC, SBC
Noise reductionKnown for oneYes
Echo cancellationKnown for oneYes
Signal-to-Noise Ratio (SNR)Known for one72 dB
Control typeKnown for oneButtons
On/off switchKnown for oneNo
Hearing protection technologiesKnown for oneVoice Level Normalization
Clear Voice technologyKnown for oneYes
International Protection (IP) codeIP64IP64
Daisy chainKnown for oneNo
Audio system full duplexKnown for oneYes
Unified communicationsKnown for oneNo
RangeKnown for one2.3
CertificationDiffersMicrosoft Teams ZoomMicrosoft Teams;Microsoft Teams Rooms (SKU specific);Microsoft Swift Pair
Maximum operating distanceKnown for one30 m
Cable lengthKnown for one0.75 m
Plug and PlayKnown for oneYes
Linux operating systems supportedKnown for oneYes
Windows operating systems supportedKnown for oneYes
Mac operating systems supportedKnown for oneYes
Loudspeakers2 differ
SensitivityDiffers86 dB88 dB
Frequency rangeDiffers90 - 20000 Hz80 - 20000 Hz
ImpedanceKnown for one4 Ω
Driver typeKnown for oneDynamic
Output powerKnown for one8 W
Microphone1 differ
Microphone frequencyDiffers100 - 14000 Hz150 - 14000 Hz
Microphone muteKnown for oneNo
Number of microphones44
Microphone direction typeKnown for oneOmnidirectional
Ports & interfaces3 differ
InterfaceKnown for oneUSB/Bluetooth
Connectivity technologyDiffersWirelessWired & Wireless
BluetoothYesYes
Bluetooth profilesKnown for oneA2DP, AVRCP, HSP, HFP
Bluetooth versionDiffers5.35.2
USB connector typeDiffersUSB Type-CUSB Type-C, USB Type-A
Bluetooth Low Energy (BLE)Known for oneNo
Power1 differ
Power source typeBatteryBattery
Talk timeDiffers12 h32 h
Battery recharge time2.5 h2.5 h
Operational conditionsidentical
Operating temperature (T-T)Known for one0 - 40 °C
Storage temperature (T-T)Known for one-20 - 45 °C
Battery1 differ
Battery technologyKnown for oneLithium-Ion (Li-Ion)
Battery capacityDiffers3200 mAh4700 mAh
Certificatesidentical
Certified for Microsoft TeamsKnown for oneYes
Weight & dimensions4 differ
WidthDiffers125 mm132.5 mm
DepthDiffers39 mm132.5 mm
Dimensions (WxDxH)Known for one132.5 x 132.5 x 35 mm
HeightDiffers125 mm35 mm
WeightDiffers355 g466 g
Packaging dataidentical
Package widthKnown for one153 mm
Package depthKnown for one155 mm
Package heightKnown for one49 mm
Packaging content1 differ
Quantity11
Cables includedDiffersUSB Type-AUSB
Packaging contentKnown for oneSpeakerphone (Speak2);Link 390 Bluetooth adapter (SKU dependent);Carry pouch;Safety Information and Warranty
Quick start guideKnown for oneYes
Technical detailsidentical
Near Field Communication (NFC)Known for oneNo
Voice controlKnown for oneNo
Voice guidanceKnown for oneNo
Warranty periodKnown for one2 year(s)

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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