V7 HA520-2EP vs. JBL Jr310BT

Headphones Comparison, Reviews and Tests

In depth comparison and review of V7 HA520-2EP and JBL Jr310BT. 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

V7 HA520-2EP vs. JBL Jr310BT Comparison Chart
DESIGN AND DIMENSIONS V7 HA520-2EP JBL Jr310BT
Product Type Headphones - wired - 3.5 mm jack Headphones - Bluetooth - wireless
Height 18.8 cm -
Width 6.8 cm -
Depth 14.8 cm -
Weight 163.5 g 115 g JBL Jr310BT are lighter than V7 HA520-2EP headphones.
Colour Black Blue | Red | Green
Design - Kids
Recommended Use - Portable electronics
Bluetooth Range (Operating Distance) - 15 m
SOUND QUALITY V7 HA520-2EP JBL Jr310BT
Headphones Form Factor On-ear On-ear
Headphones Technology - Dynamic
Adjustable Headband Yes 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 110 dB 90 dB V7 HA520-2EP have higher sensitivity than JBL Jr310BT.
Impedance 32 Ohm 32 Ohm
Max Sound Pressure - 80 dB
Diaphragm 40 mm 32 mm V7 HA520-2EP have a thicker diaphragm than JBL Jr310BT.
In-Cord Volume Control Yes -
MICROPHONE V7 HA520-2EP JBL Jr310BT
Form Factor - Built-in
Sensitivity - -40 dBV/Pascal
REMOTE CONTROL V7 HA520-2EP JBL Jr310BT
Controls - Power on/off, answer/end, play/pause, reject call
CABLE V7 HA520-2EP JBL Jr310BT
Cable Type Headphones cable - 1.8 m -
Cable Length 1.8 m -
BATTERY AND CHARGING V7 HA520-2EP JBL Jr310BT
Battery Type - Headphone battery rechargeable - lithium polymer
Battery Capacity - 400 mAh
Battery Life - 30 hour(s)
Charging Time - 2 hour(s)
CONNECTIONS V7 HA520-2EP JBL Jr310BT
Connector Type Headphones (mini-phone stereo 3.5 mm) -
OTHERS V7 HA520-2EP JBL Jr310BT
Included Accessories - USB charging cable, sticker set
Compliant Standards FCC, RoHS -
Service & Support Limited warranty - 2 years Limited warranty - 1 year
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