JBL Tune T525BT Blue Bluetooth Headphones

Released: 21st November 2025. Immerse in JBL Pure Bass sound wherever you go.  The JBL Tune 525BT 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 525BT seamlessly switches to your mobile device, so you never miss a call. Lightweight and comfortable even after hours of listening, the JBL Tune 525BT headphones fold flat in your backpack to follow you everywhere. Features  JBL Pure Bass Sound  Wireless Bluetooth 5.3 technology  Customize your listening experience  Up to 57H battery life and speed charge (5mins = 3H)  Hands-free calls with Voice Aware Multi-point connections  Lightweight, comfortable and foldable design  Ask Siri or Hey Google Features and Benefits  JBL Pure Bass Sound  The JBL Tune 525BT features the renowned JBL Pure Bass sound, the same technolgy that powers the most famous venues all around the world.  Wireless Bluetooth 5.3 technology  Wirelessly stream high-quality sound from your smartphone without messy cords with the help of the latest Bluetooth technology.  Customize your listening experience  Download the free JBL Headphones App to tailor the sound to your taste with the EQ. Voice prompts in your desired language guide you through the Tune 525BT features.  Up to 57H battery life and speed charge (5mins = 3H)  For long-lasting fun, listen wirelessly for up to 57 hours and recharge the battery in as little as 2 hours with the convenient Type-C USB cable. A quick 5-minute recharge gives you 3 additional hours of music.  Hands-free calls with Voice Aware  Easily control your sound and manage your calls from your headphones with the convenient buttons on the ear-cup. Hear your voice while talking, with the help of Voice Aware.  Multi-point connections  Allows you to effortlessly switch from one Bluetooth® device to another. You can simply switch from a video on your tablet to a call on your mobile phone, so that you’ll never miss a call.  Lightweight, comfortable and foldable design  The lightweight materials and soft ear cushions with a padded headband make the headphones comfortable to wear for extended periods. The foldable design makes it convenient for you to carry your headphones anywhere and anytime you want music.  Ask Siri or Hey Google  Siri or Hey Google is just a button away. Activate the voice assistant of your device by pushing the multi-function button. Technical Specifications  Power supply: 5 V, 1 A  Frequency response: 20 Hz – 20 kHz  Impedance: 30 ohm  Sensitivity: 102 dB SPL@ 1kHz 1mW  Maximum SPL: 95 dB  Microphone sensitivity: -29 dBV@1kHz/Pa  Maximum operation temperature: 45 °C  Bluetooth transmitter modulation: GFSK, π/4-DQPSK, 8-DPSK  Bluetooth version: 5.3  Bluetooth profile version: HFP 1.7.2, AVRCP 1.6.2, A2DP 1.3.2  Bluetooth transmitter frequency range: 2.4 GHz – 2.4835 GHz  Bluetooth transmitted power: 6 dBm (E.I.R.P)  Driver Size: 33 mm / 1.3 “ Dynamic driver  Headphone Cable Length (m): 1.2  Headphone Cable Length (ft): 3.937  Headset battery type: Lithium-ion battery (3.7V / 450 mAh)  Charging time: 2 hrs  Music playtime with BT on: up to 57 hrs What’s in the box  1 x JBL Tune 525BT headphones  1 x USB-C Charging Cable  1 x Warranty/Warning  1 x QSG