Poly Voyager Focus 2 vs Microsoft LifeChat LX 4000

Technichal specifications
Poly Voyager Focus 2
Microsoft LifeChat LX 4000
Type
Over-ear
On-ear
Connectivity
Bluetooth 5.1, USB-A or USB-C dongle
Wired, USB
Battery life
19 h (with ANC on)
N/A
Charge time
2 hours
N/A
Charging method
USB-C
N/A
Wireless range
Up to 15m from mobile Up to 50m with BT700 USB adapter
N/A
Latency
Low
N/A
Batteries
Rechargeable, non-replaceable lithium-ion polymer
N/A
Driver info
40mm
40mm dynamic drivers
Physical specifications
Poly Voyager Focus 2
Microsoft LifeChat LX 4000
Weight
175 grams
120 grams
Dimensions
102×127×71 mm
156 x 192x 60 mm
Materials
Premium synthetic leather ear cushions, durable headband
Plastic, synthetic leather ear cushions
Color options
Black
Black
Mute button
Yes
Yes
Touch controls
Yes
No
Accessories
Carrying case, BT700 USB adapter, charging cable
N/A
Cable length
N/A
2.2m
Water/sweat resistence
N/A
N/A
Microphone
Poly Voyager Focus 2
Microsoft LifeChat LX 4000
Type
Boom
Boom
Directionality
Noise-canceling, with a focus on the speaker's voice
Unidirectional
Frequency response
100 Hz - 6.8 kHz
50Hz - 20kHz
Sensitivity
N/A
-43 dBV/Pa
AI features
Advanced noise reduction
Noise reduction, removes consistently produced, unwanted noises like fans, road noise, and other consistent sounds.
Speaker
Poly Voyager Focus 2
Microsoft LifeChat LX 4000
Frequency range
20 Hz - 20 kHz
75 Hz - 20 kHz
Mono/stereo audio
Stereo
Mono
Transparency mode
No
No
AI features
No
No
Popularity and rating
Poly Voyager Focus 2
Microsoft LifeChat LX 4000
Brand popularity
High
High
Model popularity
High
Good
Comfort rating
Very High
Good
Sound quality rating
Very High
Medium
Durability rating
High
Good
Comfort for long wear
Very High
Good

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