Features JBL Tune 510BT – All bass, all day long. The JBL Tune 510BT headphones let you stream powerful JBL Pure Bass sound with no strings attached. Easy to use, these headphones provide up to 40 hours of pure pleasure and an extra 2 hours of battery with just 5 minutes of power with the USB-C charging cable. And if a call comes in while you are watching a video on another device, the JBL Tune 510BT seamlessly switches to your mobile. Bluetooth 5.0 enabled and designed to be comfortable, the JBL Tune 510BT headphones also allow you to connect to Siri or Google without using your mobile device. Available in multiple fresh colors and foldable for easy portability, the JBL Tune 510BT headphones are a grab ‘n go solution that helps you to inject music into every aspect of your busy life. JBL Pure Bass Sound It features the renowned JBL Pure Bass sound, which can be found in the most famous venues all around the world. Wireless Bluetooth 5.0 Streaming Wirelessly stream high-quality sound from your smartphone without messy cords. Up to 40H battery life and speed charge (5mins = 2H) For long-lasting fun, listen wirelessly for 40 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 2 additional hours of music. 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. Hands-free calls Easily control your sound and manage your calls from your headphones with the convenient buttons on the ear-cup. 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. Specifications General Specifications Bluetooth version 5.0 Driver size (mm) 32 Maximum music playing time (hrs) 40 Audio Specifications Driver sensitivity at 1kHz/1mW (dB) 103.5 Dynamic frequency response range (Hz) 20 Hz – 20 kHz Impedance (ohms) 32 Dimensions Weight (g) 160 Control and Connection Specifications Bluetooth profiles A2DP v1.3, AVRCP v1.6, HFP v1.7 Bluetooth frequency 2.4 GHz – 2.4835 GHz Bluetooth transmitted modulation GFSK, _x001E_/4DQPSK,8DPSK Bluetooth transmitter power <8 dBm Battery Battery Type 3.7V / 450 mAh Charging time (hours from empty) 2 Other Colour Blue Features Foldable Multi-point Connection Remote control on ear cups Voice Assistant Built-in Microphone Hands Free Call JBL Pure Bass Sound Siri/ Google Now Wireless Bluetooth 5.0 connectivity What’s in the box? Tune 510BT 1 x USB-C Charging Cable 1 x Warranty/Warning 1 x QSG