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130,-

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Product

Product number

Product number
964077
964641
964642
964643

Manufacturer code

Manufacturer code
4XD1M80020
8X231AA
8X225AA
77Z32AA

Brand

Brand
Lenovo
Poly
Poly
Poly

Warranty

Warranty
2 years
2 years
2 years
2 years

Processing of your defect

Processing of your defect
Via Coolblue
Via Coolblue
Via Coolblue
Via Coolblue

Call properties

Noise cancellation type

Noise cancellation type
Active
None
Hybrid active
None

Office headset suitable for device

Office headset suitable for device
PC
PC, Smartphone
PC
PC, Smartphone

Suitable for type of communication software

Suitable for type of communication software
Microsoft Communication
Microsoft Communication, Universal Communication
Microsoft Communication, Universal Communication
Microsoft Communication, Universal Communication

Supported communication software

Supported communication software
Microsoft Communications
Microsoft Communications, Unified Communications
Microsoft Communications, Unified Communications
Microsoft Communications, Unified Communications

Pick up/hang up phone call

Pick up/hang up phone call

Spoken notifications

Spoken notifications

Microphone properties

Built-in microphone

Built-in microphone

Microphone recording type

Microphone recording type
Mono
Stereo
Stereo
Stereo

Microphone mute function

Microphone mute function

How to mute

How to mute
Close the microphone boom
Via the button on the cord
Via the button on the cord
Via the button on the microphone

Collapsible microphone

Collapsible microphone

Detachable microphone

Detachable microphone

Busy light

Busy light

Connectivity

Connection type

Connection type
Wireless
Wired
Wired
Wireless

Bluetooth

Bluetooth

Bluetooth version

Bluetooth version
5.3
5.0

Nano receiver

Nano receiver

Optional wireless Bluetooth adapter

Optional wireless Bluetooth adapter

Software compatibility

Software compatibility

USB port

USB port

Type of USB port

Type of USB port
Standard USB-A
Standard USB-A, USB-C
Standard USB-A, USB-C
Standard USB-A, USB-C

Ear cushions

Type of ear cushions

Type of ear cushions
On-ear
On-ear
Over-ear
Over-ear

Ear cushion material

Ear cushion material
Imitation leather
Imitation leather
Imitation leather
Imitation leather

Headphones wearing method

Headphones wearing method
On your ear
On your ear
Over your ears
On your ear

Number of ear cups

Number of ear cups
2
2
2
2

Rotatable ear cups

Rotatable ear cups

Foldable

Foldable

Power supply

Power source

Power source

Base station

Base station

Physical properties

Weight

Weight
140 g
165 g
186 g
162 g

Material

Material
Plastic
Plastic
Plastic
Metal, Plastic

Finish

Finish
Matte
Matte and glossy
Matte and glossy
Matte

Color

Color
Black
Black
Silver
Black