Jabra BIZ 2400 Duo vs. Poly Voyager 4220

Headphones Comparison, Reviews and Tests

Detailed comparison and review of Jabra BIZ 2400 Duo and Poly Voyager 4220. With our comprehensive overview, you can simply compare design, sound quality, but also other key features of both headphones and easily decide which ones are the right choice for you. Our goal is to help you identify the main differences between products and find the headphones that best fit your needs and expectations.

Headphones Specifications Comparison

Jabra BIZ 2400 Duo vs. Poly Voyager 4220 Comparison Chart
DESIGN AND DIMENSIONS Jabra BIZ 2400 Duo Poly Voyager 4220
Product Type Headset - wired Headset - Bluetooth - wireless
Series - 4200 UC Series
Weight - 150 g
Body Material KEVLAR, surgical steel -
Bluetooth Range (Operating Distance) - 30 m
SOUND QUALITY Jabra BIZ 2400 Duo Poly Voyager 4220
Headphones Form Factor On-ear On-ear
Headphones Technology Dynamic -
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
Bluetooth Profiles - Hands-Free Profile (HFP), Headset Profile (HSP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Bluetooth Audio Codec - SBC, mSBC
Noise Isolating Yes - Jabra BIZ 2400 Duo are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Frequency Response 300 - 3400 Hz 20 - 20000 Hz Poly Voyager 4220 offer a larger frequency range than Jabra BIZ 2400 Duo.
Impedance - 32 Ohm
Diaphragm - 32 mm
Magnet Material Neodymium -
Features - SoundGuard DIGITAL Technology
MICROPHONE Jabra BIZ 2400 Duo Poly Voyager 4220
Form Factor - Headset microphone
Type Boom Boom
Microphone Operation Mode Omni-directional Uni-directional, MEMS-directional
Noise Cancelling - Yes Poly Voyager 4220 microphone can cancel out ambient noise.
Frequency Response - 100 - 6800 Hz
Microphones Included - 2
REMOTE CONTROL Jabra BIZ 2400 Duo Poly Voyager 4220
Controls - Mute, volume, answer/end, play/pause, next/previous track, reject call, redial, voice assistant
CABLE Jabra BIZ 2400 Duo Poly Voyager 4220
Cable Type Headset cable -
FEATURES Jabra BIZ 2400 Duo Poly Voyager 4220
Features - Voice alerts
BATTERY AND CHARGING Jabra BIZ 2400 Duo Poly Voyager 4220
Battery Type - Headset battery rechargeable - lithium polymer
Battery Capacity - 360 mAh
Battery Life - 15 hour(s)
Battery Life Details - Continuous playback: up to 15 hours
Continuous talk: up to 12 hours
Standby Time - 312 hours
Charging Time - 1.5 hour(s)
CONNECTIONS Jabra BIZ 2400 Duo Poly Voyager 4220
Connector Type Headset -
OTHERS Jabra BIZ 2400 Duo Poly Voyager 4220
Included Accessories - Bluetooth USB adapter
Software Certification - Certified for Microsoft Teams
Compliant Standards EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 -
Service & Support Limited warranty - 3 years -
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