JBL TUNE 520 BT Headphones SPECIFICATIONS
Wireless on-ear headphones with JBL Pure Bass sound
The JBL Tune 520BT headphones stream powerful JBL Pure Bass sound thanks to the latest 5.3 BT technology. Easy to use, these headphones provide up to 57 hours of pure pleasure and an extra 3 hours of battery with just 5 minutes of charge. Download the free JBL Headphones App and customize your sound through the EQ, while Voice Prompts guide you through the headphones features. Manage calls, sound and volume from the earcup, thanks to the convenient button control. If a call comes in while you are watching a video on another device, the JBL Tune 520BT seamlessly switches to your mobile device, so you never miss a call. Lightweight and comfortable even after hours of listening, the JBL Tune 520BT headphones fold flat in your backpack to follow you everywhere.
General Specifications
- Driver size (mm) 33
- Number of Microphones 1
Audio Specifications
- Driver sensitivity at 1kHz/1mW (dB) 102 dB SPL@ 1kHz 1mW
- Dynamic frequency response range (Hz) 20 Hz – 20 kHz
- Impedance (ohms) 30
Dimensions
- Audio Cable Length (ft) 0.7
- Audio Cable Length (m) 0.2
- Ear Cup Depth (cm) 1.7
- Ear Cup Depth (in) 0.7
- Ear Cup External Height (cm) 3.2
- Ear Cup External Height (in) 1.3
- Ear Cup External Width (cm) 7.3
- Ear Cup External Width (in) 2.9
- Ear Cup Internal Height (cm) 3.2
- Ear Cup Internal Height (in) 1.3
- Ear Cup Internal Width (cm) 3.2
- Ear Cup Internal Width (in) 1.3
- Weight (g) 157
- Weight (oz) 5.54
Control and Connection Specifications
- Bluetooth profiles HFP 1.7.2, AVRCP 1.6.2, A2DP 1.3.2
- Bluetooth frequency 2.4 GHz – 2.4835 GHz
- Bluetooth transmitted modulation GFSK, π/4-DQPSK, 8-DPSK
- Bluetooth transmitter power 6 dBm (E.I.R.P)
- Bluetooth version 5.3
Battery
- Charging time (hours from empty) 2
- Maximum play time (hours) 57
Features
- Bluetooth Yes
- Charging cable Yes
- Foldable Yes
- Built-in Microphone Yes
- Hands Free Call Yes
- JBL Pure Bass Sound Yes
- Multi-Point Connection Yes
- On-ear Yes
- Speed charge Yes
- Voice Aware Yes
-
- 1 x JBL Tune 520BT headphones
- 1 x USB-C Charging Cable
- 1 x Warranty/Warning
- 1 x Quick Start Guide

For over 70 years, JBL has engineered the most precise, impressive sound found in big venues around the world. Harman’s mission
and vision is to make life more connected, entertaining, personalized and productive. The company combines passion and purpose
to design smart products systems, software and services to connect people wherever they are.

Samsung Galaxy S21 Plus 5G (Phantom Black, 8GB, 128GB Storage)
UNCHARTED: LOST LEGACY PS4
16GB RAM DDR3
Samsung Galaxy S21 Plus 5G (Phantom Black, 8GB, 256GB Storage)
IPad 11” Folio Smart Keyboard
ONTEN MINI DP TO HDMI CABLE 4K OTN-5130B
SAMSUNG GALAXY A32 128GB ROM, 6GB RAM Uk Used
Samsung Galaxy S8 Plus (4GB RAM, 64GB Storage) Uk Used
HP SCANJET PRO 3000 S4 SHEET-FEED SCANNER (6FW07A)
Samsung Note 9 (4GB RAM, 64GB Storage) Uk Used
HP LASERJET ENTERPRISE M528DN MULTI-FUNCTION PRINTER (1PV64A) (REPLACE MENT FOR 527DN)
HP SCANJET PRO 2000 S2 SHEET-FEED SCANNER (6FW06A)
HARDSHELL CASE MACBOOK RETINA 13
LOG GAMING WIRED KEYBOARD M-C RED LED
TARGUS IPAD PRO 10.2INCH 7TH GEN COVER
PlayStation 4 PRO 1TB The last of US Limited Edition
Apple iPhone 16 128gb
samsung galaxy A12 64GB ROM 4GB RAM Uk Used
Xiaomi Redmi NOTE 8 PRO 4GB RAM 64GB Uk Used
Apple iPhone 13 PRO 128GB London Used
Apple IPad 9.7” Folio Smart Keyboard
Samsung Galaxy S21 Ultra 5G (Phantom Black, 12GB, 256GB Storage)
Samsung Galaxy TAB S8+ 128gb London Used
SONY WH-1000XM5 Wireless Noise Cancelling Headphones
USB TYPE C MICRO USB ADAPTOR
Huawei Y7a 4GB RAM, 128GB ROM Uk Used
SONY LITTLE BIG PLANET 3 PS4
DAYSGONE PS4 Game
ORAIMO E10 STRONG BASS EARPIECE
Samsung Galaxy S21 5G (Phantom Black, 8GB, 128GB Storage)
Apple Watch Series 6 44mm GPS
HARDSHELL CASE MACBOOK NEW PRO 15
HP LaserJet Tank MFP 2602sdw Multifunction Mono Laser Printer 2R7F5A
ONTEN VIDEO TO VGA ADAPTER OTN-5129
Xiaomi Mi TV Stick FHD MDZ-24-AA
Sandisk 32GB OTG Dual USB Flash Drive 2.0
Green Full HD Screen Protector For iPad Pro 12.9 









