Product comparison · 2 speakerphones

Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black vs Yealink CP900 speakerphone Universal Black, Grey

19specifications compared
16differ
3identical
27known for one product only

Key differences

The Yealink CP900 speakerphone Universal Black, Grey has 1 dB more sensitivity than the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black (82 dB vs 81 dB). The Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black has 1.1 more Bluetooth version than the Yealink CP900 speakerphone Universal Black, Grey (5.3 vs 4.2). The Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black has 1 h more battery recharge time than the Yealink CP900 speakerphone Universal Black, Grey (4 h vs 3 h). Device type: PC on the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black, Universal on the Yealink CP900 speakerphone Universal Black, Grey. Product colour: Black on the Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black, Black, Grey on the Yealink CP900 speakerphone Universal Black, Grey.

Device type
- 4Y71Q47766 speakerphone PC Bluetooth Black:PC
- CP900 speakerphone Universal Black, Grey:Universal
Product colour
- 4Y71Q47766 speakerphone PC Bluetooth Black:Black
- CP900 speakerphone Universal Black, Grey:Black, Grey
Sensitivity
- 4Y71Q47766 speakerphone PC Bluetooth Black:81 dB
- CP900 speakerphone Universal Black, Grey:82 dB
Frequency range
- 4Y71Q47766 speakerphone PC Bluetooth Black:20 - 20000 Hz
- CP900 speakerphone Universal Black, Grey:115 - 8000 Hz
Bluetooth version
- 4Y71Q47766 speakerphone PC Bluetooth Black:5.3
- CP900 speakerphone Universal Black, Grey:4.2
Power source type
- 4Y71Q47766 speakerphone PC Bluetooth Black:Battery
- CP900 speakerphone Universal Black, Grey:Battery, USB
Battery recharge time
- 4Y71Q47766 speakerphone PC Bluetooth Black:4 h
- CP900 speakerphone Universal Black, Grey:3 h
Battery capacity
- 4Y71Q47766 speakerphone PC Bluetooth Black:4215 mAh
- CP900 speakerphone Universal Black, Grey:2450 mAh

Side by side

Differences highlightedShow differences only

Comparison of 4Y71Q47766, CP900
46 specifications	A Lenovo 4Y71Q47766 speakerphone PC Bluetooth Black Model 4Y71Q47766 View product	B Yealink CP900 speakerphone Universal Black, Grey Model CP900 View product
Features3 differ
Device typeDiffers	PC	Universal
Auto	No	No
Product colourDiffers	Black	Black, Grey
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 indicatorsKnown for one	Yes	Unknown — not stated by the source
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 supportedKnown for one	Windows 10, Windows 11	Unknown — not stated by the source
Mac operating systems supportedKnown for one	Yes	Unknown — not stated by the source
CertificationDiffers	BQB, CB, FCC ID, IC ID, CE RED, JRF, VCCI, NBTC, SIRIM, SRRC, NTC, IMDA, BIS, RCM, OFCA, WPC	CE, FCC, REACH, RoHS
Noise reductionKnown for one	Unknown — not stated by the source	Yes
Echo cancellationKnown for one	Unknown — not stated by the source	Yes
Loudspeakers2 differ
SensitivityDiffers	81 dB	82 dB
Frequency rangeDiffers	20 - 20000 Hz	115 - 8000 Hz
ImpedanceKnown for one	3 Ω	Unknown — not stated by the source
Output powerKnown for one	Unknown — not stated by the source	7 W
Microphoneidentical
Microphone frequencyKnown for one	150 - 7000 Hz	Unknown — not stated by the source
Number of microphonesKnown for one	8	Unknown — not stated by the source
Ports & interfaces1 differ
InterfaceKnown for one	Bluetooth	Unknown — not stated by the source
Connectivity technology	Wired & Wireless	Wired & Wireless
Bluetooth	Yes	Yes
Bluetooth versionDiffers	5.3	4.2
USB connector typeKnown for one	USB Type-C	Unknown — not stated by the source
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	1
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 h
Charging voltageKnown for one	Unknown — not stated by the source	5 V
CurrentKnown for one	Unknown — not stated by the source	1 A
Talk timeKnown for one	Unknown — not stated by the source	12 h
Standby timeKnown for one	Unknown — not stated by the source	9600 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
Battery1 differ
Battery technologyKnown for one	Lithium-Ion (Li-Ion)	Unknown — not stated by the source
Battery capacityDiffers	4215 mAh	2450 mAh
Weight & dimensions3 differ
WidthDiffers	122.5 mm	132.5 mm
DepthKnown for one	38.5 mm	Unknown — not stated by the source
HeightDiffers	122.5 mm	35.5 mm
WeightDiffers	400 g	320 g
Packaging data4 differ
Package widthDiffers	172 mm	176 mm
Package depthDiffers	161.5 mm	155 mm
Package heightDiffers	77 mm	53 mm
Package weightDiffers	740 g	4.9 kg
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.

More speakerphone comparisons

All speakerphone comparisons