Jabra BIZ 2400 Duo vs. JBL TUNE 720BT

Headphones Comparison, Reviews and Tests

In depth comparison and review of Jabra BIZ 2400 Duo and JBL TUNE 720BT. Compare design, audio features, functions and other important specifications to easily choose the right headphones for you. Our goal is to help you uncover differences between the products and find the headphones that will best fit your needs.

Headphones Specifications Comparison

Jabra BIZ 2400 Duo vs. JBL TUNE 720BT Comparison Chart
DESIGN AND DIMENSIONS Jabra BIZ 2400 Duo JBL TUNE 720BT
Product Type Headset - wired Headphones - Bluetooth - wireless, wired - 3.5 mm jack
Weight - 220 g
Colour - Black | Blue | Purple | White
Body Material KEVLAR, surgical steel -
Recommended Use - Portable electronics
SOUND QUALITY Jabra BIZ 2400 Duo JBL TUNE 720BT
Headphones Form Factor On-ear Full size
Headphones Technology Dynamic Dynamic
Adjustable Headband - Yes
Foldable - Yes JBL TUNE 720BT can be folded.
Connectivity Technology Wired Wireless, wired
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.3
Bluetooth Profiles - Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Noise Isolating Yes - Jabra BIZ 2400 Duo are equipped with a noise isolating function.
Sound Output Mode Stereo Stereo
Sound Effects - Pure Bass
Frequency Response 300 - 3400 Hz 20 - 20000 Hz JBL TUNE 720BT offer a larger frequency range than Jabra BIZ 2400 Duo.
Sensitivity - 101 dB
Impedance - 32 Ohm
Max Sound Pressure - 95 dB
Diaphragm - 40 mm
Magnet Material Neodymium -
MICROPHONE Jabra BIZ 2400 Duo JBL TUNE 720BT
Form Factor - Built-in
Type Boom -
Microphone Operation Mode Omni-directional -
Sensitivity - -40 dB
REMOTE CONTROL Jabra BIZ 2400 Duo JBL TUNE 720BT
Controls - Volume, power on/off, answer/end, microphone on/mute, play/pause, next/previous track, voice assistant
CABLE Jabra BIZ 2400 Duo JBL TUNE 720BT
Cable Type Headset cable USB-C charge cable
Audio cable - detachable - 1.2 m
Cable Length - 1.2 m
Detachable Cable - Yes
FEATURES Jabra BIZ 2400 Duo JBL TUNE 720BT
Features - Multipoint Pairing, VoiceAware
Internet of Things (IoT) Compatible - Yes
BATTERY AND CHARGING Jabra BIZ 2400 Duo JBL TUNE 720BT
Battery Type - Headphone battery rechargeable - Lithium Ion
Battery Capacity - 500 mAh
Battery Life - 76 hour(s)
Battery Life Details - Continuous playback (with 5 min charge): up to 3 hours
Continuous playback (Bluetooth ON): up to 76 hours
Continuous talk: up to 45 hours
Charging Time - 2 hour(s)
CONNECTIONS Jabra BIZ 2400 Duo JBL TUNE 720BT
Connector Type Headset Headphones (mini-phone stereo 3.5 mm)
OTHERS Jabra BIZ 2400 Duo JBL TUNE 720BT
Included Accessories - Audio cable, USB-C charging cable
Compliant Standards EN 60950, UL 60950, AS/NZS 3260, IEC 60950-1 -
Service & Support Limited warranty - 3 years Limited warranty - 1 year
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