Headphones JBL Tune 525 Bluetooth Black

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. 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: -2 dBV@1kHz/Pa  Maximum operation temperature45 °C  Bluetooth transmitter modulationGFSK, π/4-DQPSK, 8-DPSK  Bluetooth version: 5.3  Bluetooth profile version: HFP 1.7.2AVRCP 1.6.2, A2DP 1.3.2  Bluetooth transmitter frequenc range: 2.4 GHz – 2.4835 GHz  Bluetooth transmitted power: 6 dB (E.I.R.P)  Driver Size: 33 mm / 1.3 “ Dynami driver  Headphone Cable Length (m): 1.2  Headphone Cable Length (ft): 3.937  Headset battery type: Lithium-io battery (3.7V / 450 mAh)  Charging time: 2 hrs  Music playtime with BT on: up t 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