Poly Blackwire 325 vs. JBL Jr310BT

Headphones Comparison, Reviews and Tests

Side by side comparison and review of Poly Blackwire 325 and JBL Jr310BT. Compare design, sound quality and other key specifications and features to simplify the choice of your perfect headphones. Our goal is to make it easier for you to decide on the headphones that will best meet your expectations by revealing the main differences between the products.

Headphones Specifications Comparison

Poly Blackwire 325 vs. JBL Jr310BT Comparison Chart
DESIGN AND DIMENSIONS Poly Blackwire 325 JBL Jr310BT
Product Type Headset - wired - USB, 3.5 mm jack Headphones - Bluetooth - wireless
Series 300 Series -
Weight - 115 g
Colour - Blue | Red | Green
Headband Material Metal -
Design - Kids
Recommended Use - Portable electronics
Bluetooth Range (Operating Distance) - 15 m
SOUND QUALITY Poly Blackwire 325 JBL Jr310BT
Headphones Form Factor On-ear On-ear
Headphones Technology - Dynamic
Adjustable Headband - Yes
Foldable - Yes JBL Jr310BT can be folded.
Connectivity Technology Wired Wireless
Wireless Technology - Bluetooth
Bluetooth Version - Bluetooth 5.0
Bluetooth Profiles - Hands-Free Profile (HFP), Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Profile (AVRCP)
Sound Output Mode Stereo Stereo
Frequency Response 20 - 20000 Hz 20 - 20000 Hz Both headphones offer the same frequency response.
Sensitivity - 90 dB
Impedance - 32 Ohm
Max Sound Pressure - 80 dB
Diaphragm - 32 mm
Features SoundGuard Technology -
In-Cord Volume Control Yes -
MICROPHONE Poly Blackwire 325 JBL Jr310BT
Form Factor - Built-in
Type Boom -
Frequency Response 100 - 10000 Hz -
Sensitivity - -40 dBV/Pascal
REMOTE CONTROL Poly Blackwire 325 JBL Jr310BT
Controls Mute, volume, answer/end Power on/off, answer/end, play/pause, reject call
CABLE Poly Blackwire 325 JBL Jr310BT
Cable Type Headset cable - 2.13 m -
Cable Length 2.13 m -
FEATURES Poly Blackwire 325 JBL Jr310BT
Additional Functions DSP -
BATTERY AND CHARGING Poly Blackwire 325 JBL Jr310BT
Battery Type - Headphone battery rechargeable - lithium polymer
Battery Capacity - 400 mAh
Battery Life - 30 hour(s)
Charging Time - 2 hour(s)
CONNECTIONS Poly Blackwire 325 JBL Jr310BT
Connector Type USB (4 PIN USB Type A)
Headphones (mini-phone 3.5 mm 4-pole)
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OTHERS Poly Blackwire 325 JBL Jr310BT
Included Accessories - USB charging cable, sticker set
Service & Support Limited warranty - 2 years Limited warranty - 1 year
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