Product comparison · 2 speakerphones

Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black vs Lenovo EXPAND 30 +

16specifications compared
10differ
6identical
28known for one product only

Key differences

Device type
- 4Y71Q47766 speakerphone PC Bluetooth Black:PC
- EXPAND 30 +:Universal
Product colour
- 4Y71Q47766 speakerphone PC Bluetooth Black:Black
- EXPAND 30 +:Black, Silver
Windows operating systems supported
- 4Y71Q47766 speakerphone PC Bluetooth Black:Windows 10, Windows 11
- EXPAND 30 +:Yes
Frequency range
- 4Y71Q47766 speakerphone PC Bluetooth Black:20 - 20000 Hz
- EXPAND 30 +:100 - 20000 Hz
Microphone frequency
- 4Y71Q47766 speakerphone PC Bluetooth Black:150 - 7000 Hz
- EXPAND 30 +:150 - 7500 Hz
Number of microphones
- 4Y71Q47766 speakerphone PC Bluetooth Black:8
- EXPAND 30 +:2
Interface
- 4Y71Q47766 speakerphone PC Bluetooth Black:Bluetooth
- EXPAND 30 +:USB/Bluetooth
Bluetooth version
- 4Y71Q47766 speakerphone PC Bluetooth Black:5.3
- EXPAND 30 +:5.0

Side by side

Differences highlightedShow differences only

Comparison of 4Y71Q47766, EXPAND 30 +
44 specifications	A Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black Model 4Y71Q47766 View product	B Lenovo EXPAND 30 +View product
Features3 differ
Device typeDiffers	PC	Universal
Auto	No	No
Product colourDiffers	Black	Black, Silver
PortableKnown for one	Yes	Unknown — not stated by the source
Noise cancelingKnown for one	Yes	Unknown — not stated by the source
Cable lengthKnown for one	2 m	Unknown — not stated by the source
LED indicators	Yes	Yes
On/off switchKnown for one	Yes	Unknown — not stated by the source
International Protection (IP) codeKnown for one	IP54	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 10, Windows 11	Yes
Mac operating systems supported	Yes	Yes
CertificationKnown for one	BQB, CB, FCC ID, IC ID, CE RED, JRF, VCCI, NBTC, SIRIM, SRRC, NTC, IMDA, BIS, RCM, OFCA, WPC	Unknown — not stated by the source
Maximum operating distanceKnown for one	Unknown — not stated by the source	25 m
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
Loudspeakers1 differ
SensitivityKnown for one	81 dB	Unknown — not stated by the source
Frequency rangeDiffers	20 - 20000 Hz	100 - 20000 Hz
ImpedanceKnown for one	3 Ω	Unknown — not stated by the source
Microphone2 differ
Microphone frequencyDiffers	150 - 7000 Hz	150 - 7500 Hz
Number of microphonesDiffers	8	2
Microphone direction typeKnown for one	Unknown — not stated by the source	Omnidirectional
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
InterfaceDiffers	Bluetooth	USB/Bluetooth
Connectivity technology	Wired & Wireless	Wired & Wireless
Bluetooth	Yes	Yes
Bluetooth versionDiffers	5.3	5.0
USB connector type	USB Type-C	USB Type-C
Bluetooth profilesKnown for one	Unknown — not stated by the source	A2DP, AVRCP, DI, HFP, HSP
Power2 differ
Power source typeDiffers	Battery	Battery, USB
Battery life (max)Known for one	12 h	Unknown — not stated by the source
Battery recharge timeDiffers	4 h	3.33 h
Talk timeKnown for one	Unknown — not stated by the source	18 h
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	0 - 95%	Unknown — not stated by the source
Batteryidentical
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityKnown for one	4215 mAh	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	122.5 mm	Unknown — not stated by the source
DepthKnown for one	38.5 mm	Unknown — not stated by the source
HeightKnown for one	122.5 mm	Unknown — not stated by the source
WeightKnown for one	400 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	172 mm	Unknown — not stated by the source
Package depthKnown for one	161.5 mm	Unknown — not stated by the source
Package heightKnown for one	77 mm	Unknown — not stated by the source
Package weightKnown for one	740 g	Unknown — not stated by the source
Package typeKnown for one	Box	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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