Wireless Bluetooth Streaming:- Wirelessly stream high.-quality sound from your smartphone without messy cords.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.Hands free calls:- Easily control your sound and manage your calls from your headphones with the convenient 1.-button remote with mic.16H max battery life:- 2H recharging time and speed charge (5mins up to 1 H) 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.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.Ask Siri or Google Now:- Siri or Google Now is just a button away:activate the voice assistant by pushing the mufti.-function button.The JBL TUNE500BT headphones let you stream powerful sound with no strings attached for up to 16 hours of pure pleasure.Easy to use and equipped with 32mm JBL drivers and JBL Pure Bass sound, these headphones provide easy access to great sound every time.And if a call comes in while you are watching a video on another device, the JBL TUNE500BT seamlessly switches to your mobile.Bluetooth enabled and designed to be comfortable, the JBL TUNE500BT headphones also allow you to connect to Siri or Google Now without using your mobile device.Available in 4 fresh colors and foldable for easy portability, the JBL TUNE500BT headphones are a grab 'n go solution that help you to inject music into every aspect of your busy life.Specifications:General Specifications:- Bluetooth version:4.1.- Ear cushion material PU leather Audio Specifications:- Driver sensitivity at 1kHz/1mW (dB):1kHz.- 24dBV/Pa.- Dynamic frequency response range (Hz):20 Hz.- 20 kHz.- Impedance (ohms):32.0.- Number of drivers per ear:1.0 Dimensions:- Weight (g):155.0 Control and Connection Specifications:- Bluetooth profiles:BT 4.1, A2DP v1.2, AVRCP v1.5, HFP v1.6, HSP v1.2.- Bluetooth frequency:2.402 - 2.480GHz.- Bluetooth transmitted modulation:GSFK, π/4 DQPSK, 8DPSK.- Bluetooth transmitter power: