Product comparison · 2 speakerphones

Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black vs Lenovo EXPAND 30 +

16specifications compared
11differ
5identical
31known for one product only

Key differences

The Lenovo EXPAND 30 + has 15 m more maximum operating distance than the Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black (25 m vs 10 m). The Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black has 2 more microphones than the Lenovo EXPAND 30 + (4 vs 2). The Lenovo EXPAND 30 + has 0.33 h more battery recharge time than the Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black (3.33 h vs 3 h). Device type: Mobile phone/PC on the Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black, Universal on the Lenovo EXPAND 30 +. Product colour: Black on the Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black, Black, Silver on the Lenovo EXPAND 30 +.

Device type
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:Mobile phone/PC
- EXPAND 30 +:Universal
Product colour
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:Black
- EXPAND 30 +:Black, Silver
Maximum operating distance
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:10 m
- EXPAND 30 +:25 m
LED indicators
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:Power
- EXPAND 30 +:Yes
Microphone frequency
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:90 - 16000 Hz
- EXPAND 30 +:150 - 7500 Hz
Number of microphones
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:4
- EXPAND 30 +:2
Interface
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:USB Type-C
- EXPAND 30 +:USB/Bluetooth
Connectivity technology
- VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black:Wired
- EXPAND 30 +:Wired & Wireless

Side by side

Differences highlightedShow differences only

Comparison of VCS-MCA450, EXPAND 30 +
47 specifications	A Dahua Technology VCS-MCA450 speakerphone Mobile phone/PC USB Type-C Black Model VCS-MCA450 View product	B Lenovo EXPAND 30 +View product
Features5 differ
Device typeDiffers	Mobile phone/PC	Universal
Product colourDiffers	Black	Black, Silver
PortableKnown for one	Yes	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
Maximum operating distanceDiffers	10 m	25 m
Signal-to-Noise Ratio (SNR)Known for one	75 dB	Unknown — not stated by the source
LED indicatorsDiffers	Power	Yes
Control typeKnown for one	Buttons	Unknown — not stated by the source
Plug and Play	Yes	Yes
Linux operating systems supportedKnown for one	Yes	Unknown — not stated by the source
Sound pressure level (max)Known for one	85 dB	Unknown — not stated by the source
Windows operating systems supportedDiffers	Windows 10, Windows 11, Windows 7, Windows 8	Yes
Mac operating systems supported	Yes	Yes
AutoKnown for one	Unknown — not stated by the source	No
Loudspeakersidentical
Output powerKnown for one	5 W	Unknown — not stated by the source
ImpedanceKnown for one	4 Ω	Unknown — not stated by the source
Frequency rangeKnown for one	Unknown — not stated by the source	100 - 20000 Hz
Microphone2 differ
Microphone direction type	Omnidirectional	Omnidirectional
Microphone frequencyDiffers	90 - 16000 Hz	150 - 7500 Hz
Number of microphonesDiffers	4	2
Microphone muteKnown for one	Unknown — not stated by the source	Yes
Ports & interfaces2 differ
InterfaceDiffers	USB Type-C	USB/Bluetooth
Connectivity technologyDiffers	Wired	Wired & Wireless
Bluetooth	Yes	Yes
USB connector genderKnown for one	Male	Unknown — not stated by the source
USB connector type	USB Type-C	USB Type-C
Bluetooth profilesKnown for one	Unknown — not stated by the source	A2DP, AVRCP, DI, HFP, HSP
Bluetooth versionKnown for one	Unknown — not stated by the source	5.0
Power2 differ
Power source typeDiffers	USB	Battery, USB
Operating voltageKnown for one	7.4 V	Unknown — not stated by the source
Charging voltageKnown for one	5 V	Unknown — not stated by the source
Input currentKnown for one	2 A	Unknown — not stated by the source
Battery life (max)Known for one	8 h	Unknown — not stated by the source
Battery recharge timeDiffers	3 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 - 40 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-20 - 70 °C	Unknown — not stated by the source
Batteryidentical
Battery capacityKnown for one	2200 mAh	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	112.5 mm	Unknown — not stated by the source
HeightKnown for one	35.2 mm	Unknown — not stated by the source
WeightKnown for one	300 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	188 mm	Unknown — not stated by the source
Package depthKnown for one	163 mm	Unknown — not stated by the source
Package heightKnown for one	51 mm	Unknown — not stated by the source
Package weightKnown for one	400 g	Unknown — not stated by the source
Packaging contentidentical
QuantityKnown for one	1	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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