Product Description
JBL Tune 520BT Wireless On-Ear Headphones – Pure Bass Sound, 57H Battery with Speed Charge, Multi-Point Connection, Voice Aware Mic, Lightweight & Foldable, Blue | T520BTBLU
Wireless On-Ear Headphones with JBL Pure Bass Sound
The JBL Tune 520BT brings your music to life with the deep, powerful JBL Pure Bass Sound that’s found in the world’s most famous venues. With the latest Bluetooth 5.3 technology, you can enjoy seamless wireless streaming, crystal-clear calls, and smooth switching between devices — all with intuitive on-ear controls.
Designed for comfort and everyday use, the lightweight and foldable design makes the Tune 520BT perfect for travel, study, or work. Stay connected and enjoy music your way, wherever life takes you.
Key Features
JBL Pure Bass Sound
Immerse yourself in the iconic JBL sound experience with deep bass and clear, balanced tones.
Up to 57 Hours of Playtime + Speed Charge
Keep your music going for over two days on a single charge. A quick 5-minute charge adds up to 3 hours of playback.
Multi-Point Connection
Easily switch between two Bluetooth devices — take calls from your phone while streaming from your laptop without missing a beat.
️ Hands-Free Calls with Voice Aware
Control your music and calls directly from the earcup. Voice Aware lets you hear yourself clearly during conversations.
JBL Headphones App Support
Customize your sound with adjustable EQ and receive guided voice prompts for all key functions.
Lightweight & Foldable Design
Compact, comfortable, and portable — the Tune 520BT folds flat to fit easily into your bag for life on the go.








Specifications
Category | Details |
Model | JBL Tune 520BT (T520BTBLU) |
Driver Size | 33 mm Dynamic Driver |
Number of Microphones | 1 |
Driver Sensitivity at 1kHz/1mW | 102 dB SPL @ 1 kHz 1 mW |
Frequency Response Range | 20 Hz – 20 kHz |
Impedance | 30 Ω |
Bluetooth Version | 5.3 |
Bluetooth Profiles | HFP 1.7.2, AVRCP 1.6.2, A2DP 1.3.2 |
Bluetooth Frequency | 2.4 GHz – 2.4835 GHz |
Bluetooth Modulation | GFSK, π/4-DQPSK, 8-DPSK |
Bluetooth Transmitter Power | < 6 dBm (E.I.R.P) |
Charging Time (Hours from Empty) | 2 |
Maximum Play Time | 57 hours |
Speed Charge | 5 minutes = 3 hours playback |
Hands-Free Call | Yes |
Built-in Microphone | Yes |
JBL Pure Bass Sound | Yes |
Foldable | Yes |
Voice Aware | Yes |
Multi-Point Connection | Yes |
Bluetooth | Yes |
Weight | Approx. 157 g |
Color | Blue |
App Compatibility | JBL Headphones App |
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