Product comparison · 2 speakerphones

Jabra Speak2 75 vs Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black

28specifications compared
22differ
6identical
36known for one product only

Key differences

The Jabra Speak2 75 has 7 dB more sensitivity than the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black (88 dB vs 81 dB). The Jabra Speak2 75 has 60 - 20000 Hz more frequency range than the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black (80 - 20000 Hz vs 20 - 20000 Hz). The Jabra Speak2 75 has 1 Ω more impedance than the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black (4 Ω vs 3 Ω). Only the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black has on/off switch. Device type: Universal on the Jabra Speak2 75, PC on the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black.

Device type
- Speak2 75:Universal
- 4Y71Q47766 speakerphone PC Bluetooth Black:PC
On/off switch
- Speak2 75:No
- 4Y71Q47766 speakerphone PC Bluetooth Black:Yes
International Protection (IP) code
- Speak2 75:IP64
- 4Y71Q47766 speakerphone PC Bluetooth Black:IP54
Sensitivity
- Speak2 75:88 dB
- 4Y71Q47766 speakerphone PC Bluetooth Black:81 dB
Frequency range
- Speak2 75:80 - 20000 Hz
- 4Y71Q47766 speakerphone PC Bluetooth Black:20 - 20000 Hz
Impedance
- Speak2 75:4 Ω
- 4Y71Q47766 speakerphone PC Bluetooth Black:3 Ω
Microphone frequency
- Speak2 75:150 - 14000 Hz
- 4Y71Q47766 speakerphone PC Bluetooth Black:150 - 7000 Hz
Number of microphones
- Speak2 75:4
- 4Y71Q47766 speakerphone PC Bluetooth Black:8

Side by side

Differences highlightedShow differences only

Comparison of Speak2 75, 4Y71Q47766
64 specifications	A Jabra Speak2 75 View product	B Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black Model 4Y71Q47766 View product
Features4 differ
Device typeDiffers	Universal	PC
SpeakerphoneKnown for one	No	Unknown — not stated by the source
Audio formats supportedKnown for one	AAC, CVSD, mSBC, SBC	Unknown — not stated by the source
Noise reductionKnown for one	Yes	Unknown — not stated by the source
Echo cancellationKnown for one	Yes	Unknown — not stated by the source
Signal-to-Noise Ratio (SNR)Known for one	72 dB	Unknown — not stated by the source
Control typeKnown for one	Buttons	Unknown — not stated by the source
On/off switchDiffers	No	Yes
Hearing protection technologiesKnown for one	Voice Level Normalization	Unknown — not stated by the source
Clear Voice technologyKnown for one	Yes	Unknown — not stated by the source
International Protection (IP) codeDiffers	IP64	IP54
Daisy chainKnown for one	No	Unknown — not stated by the source
Audio system full duplexKnown for one	Yes	Unknown — not stated by the source
Unified communicationsKnown for one	No	Unknown — not stated by the source
RangeKnown for one	2.3	Unknown — not stated by the source
CertificationDiffers	Microsoft Teams;Microsoft Teams Rooms (SKU specific);Microsoft Swift Pair	BQB, CB, FCC ID, IC ID, CE RED, JRF, VCCI, NBTC, SIRIM, SRRC, NTC, IMDA, BIS, RCM, OFCA, WPC
AutoKnown for one	Unknown — not stated by the source	No
Noise cancelingKnown for one	Unknown — not stated by the source	Yes
Cable lengthKnown for one	Unknown — not stated by the source	2 m
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Windows operating systems supportedKnown for one	Unknown — not stated by the source	Windows 10, Windows 11
Mac operating systems supportedKnown for one	Unknown — not stated by the source	Yes
Loudspeakers3 differ
SensitivityDiffers	88 dB	81 dB
Frequency rangeDiffers	80 - 20000 Hz	20 - 20000 Hz
ImpedanceDiffers	4 Ω	3 Ω
Microphone2 differ
Microphone frequencyDiffers	150 - 14000 Hz	150 - 7000 Hz
Microphone muteKnown for one	No	Unknown — not stated by the source
Number of microphonesDiffers	4	8
Ports & interfaces3 differ
InterfaceDiffers	USB/Bluetooth	Bluetooth
Bluetooth profilesKnown for one	A2DP, AVRCP, HSP, HFP	Unknown — not stated by the source
Bluetooth versionDiffers	5.2	5.3
USB connector typeDiffers	USB Type-C, USB Type-A	USB Type-C
Bluetooth Low Energy (BLE)Known for one	No	Unknown — not stated by the source
Power1 differ
Talk timeKnown for one	32 h	Unknown — not stated by the source
Battery recharge timeDiffers	2.5 h	4 h
Battery life (max)Known for one	Unknown — not stated by the source	12 h
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	0 - 60 °C
Storage temperature (T-T)Known for one	-20 - 45 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	0 - 95%
Battery1 differ
Battery capacityDiffers	4700 mAh	4215 mAh
Certificatesidentical
Certified for Microsoft TeamsKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	132.5 mm	122.5 mm
DepthDiffers	132.5 mm	38.5 mm
Dimensions (WxDxH)Known for one	132.5 x 132.5 x 35 mm	Unknown — not stated by the source
HeightDiffers	35 mm	122.5 mm
WeightDiffers	466 g	400 g
Packaging data3 differ
Package widthDiffers	153 mm	172 mm
Package depthDiffers	155 mm	161.5 mm
Package heightDiffers	49 mm	77 mm
Package weightKnown for one	Unknown — not stated by the source	740 g
Package typeKnown for one	Unknown — not stated by the source	Box
Packaging contentidentical
QuantityKnown for one	1	Unknown — not stated by the source
Cables includedKnown for one	USB	Unknown — not stated by the source
Packaging contentKnown for one	Speakerphone (Speak2);Link 390 Bluetooth adapter (SKU dependent);Carry pouch;Safety Information and Warranty	Unknown — not stated by the source
Technical detailsidentical
Near Field Communication (NFC)Known for one	No	Unknown — not stated by the source
Voice controlKnown for one	No	Unknown — not stated by the source
Voice guidanceKnown for one	No	Unknown — not stated by the source
Warranty periodKnown for one	2 year(s)	Unknown — not stated by the source

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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