DescriptionJBL Pure Bass SoundThe JBL Tune 520BT utilizes the renowned JBL Pure Bass sound, the same technology that powers the most famous venues all around the world.Wireless Bluetooth 5.3 technologyWirelessly stream high-quality sound from your smartphone without messy cords with the help of the latest Bluetooth technology.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 AwareEasily 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 connectionsAllows 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 designThe 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.Driver size (mm): 33Number of Microphones: 1Driver sensitivity at 1kHz/1mW (dB): 102 dB SPL@ 1kHz 1mWDynamic frequency response range (Hz): 20 Hz – 20 kHzImpedance (ohms): 30Bluetooth version: 5.3Bluetooth profiles: HFP 1.7.2, AVRCP 1.6.2, A2DP 1.3.2Bluetooth frequency: 2.4 GHz – 2.4835 GHzBluetooth transmitted modulation: GFSK, π/4-DQPSK, 8-DPSKBluetooth transmitter power: 6 dBm (E.I.R.P)
