Wireless on-ear headphones. It features the renowned JBL Pure Bass sound, which can be found in the most famous venues all around the world, wirelessly stream high-quality sound from your smartphone without messy cords, or easily control your sound and manage your calls from your headphones with the convenient 1-button remote with mic. The Tune 500BT 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 Tune 500BT seamlessly switches to your mobile. Bluetooth enabled and designed to be comfortable, the Tune 500BT 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 Tune 500BT headphones are a grab ‘n go solution that help you to inject music into every aspect of your busy life. Specifications: Driver Size: 32mm Dynamic Driver, Frequency Response: 20Hz – 20kHz, Battery type: Lithium-ion Polymer (3. 7V, 300mAH), Charging time: 2 hrs, Music play time with BT on16 hrs, Weight: 155g, Bluetooth transmitter power: <4dBm, Bluetooth transmitter modulator: GSFK, π/4 DQPSK, 8DPSK, Bluetooth frequency: 2. 402 – 2. 480GHz, Bluetooth profile: BT 4. 1, A2DP v1. 2, AVRCP v1. 5, HFP v1. 6, HSP v1. 2, Colour: Black