All bass, all day long.
- 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 switch to your mobile,
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.

Features
- JBL Pure Bass Sound
- Wireless Bluetooth 5.3 technology
- Customize your listening experience
- Up to 76H battery life and speed charge (5mins = 3H)
- Hands-free calls with Voice Aware
- Multi-point connections
- Lightweight, comfortable and foldable design
- Detachable audio cable

Specifications
- Driver Size: 40 mm / 1.57 “ Dynamic driver
- Power supply: 5 V 1 A
- Weight: 220 g / 0.485 lbs
- Headset battery type: Lithium-ion battery (3.7V / 500 mAh)
- Charging time: 2 hrs
- Music playtime with BT on: up to 76 hrs
- Frequency response: 20 Hz – 20 kHz
- Impedance: 32 ohm
- Sensitivity: 101 dB SPL@ 1kHz 1mW
- Maximum SPL: 95 dB
- Microphone sensitivity: -40 dBV@1kHz/Pa
- 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: ?10 dBm (E.I.R.P)
- Bluetooth transmitted modulation: GFSK, /4DQPSK,8DPSK
- Maximum operation temperature: 45 °C
- Headphone Cable Length (m/in): 1.2/3.937
- Ear Cup External Height (cm/in): 7.34/2.8897
- Ear Cup External Width (cm/in): 7.34/2.8897
- Ear Cup Internal Height (cm/in): 3.1/1.2205
- Ear Cup Internal Width (cm/in): 3.1/1.2205
- Ear Cup Depth (cm): 1.78/0.7008

What’s in the Box
- Tune 720BT
- 1 x USB-C Charging Cable
- 1 x Detachable audio cable
- 1 x Warranty/Warning
- 1 x QSG

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