Ear-cup-based microphone with echo-cancellation technology for hands-free calling with clear voice transmission. The E40BT keeps you connected not tied down. Seamlessly shift from music listening to a phone call at the touch of a button. Speak wirelessly via the built-in microphone and experience clarity thanks to JBL echo-cancellation technology. JBL signature sound with PureBass performance and premium 40mm drivers delivers full spectrum sound with uninhibited clarity and powerful bass. The E40BT delivers uncompromising highs and expansive lows; performing at a high level is reproduces a wide frequency response from 10hz to 24khz. The large drivers combine with JBL's PureBass performance to guarantee a dynamic undistorted listening experience - Hear the Truth. Ergonomic headband and textured leatherette ear-cushions give an ultra-comfortable fit and effective noise isolation. The lightweight ergonomically designed headband with soft leatherette ear cushions cradle your ears for all-day listening comfort while shutting out noise from the outside world. 3D aluminum swivel hinges align the ear pad for the perfect fit and ultimate wearability. Assertive contemporary styling in five color combinations. Head turning the E40BT's contemporary design and five fresh color choices to make a bold statement. What's In The Box: 1 JBL E40BT on-ear headphones 1 Straight aux cable 1 USB aux cable for charging 1 Safety sheet 1 Quick-start guide

• JBL E40 Synchros Bluetooth On-Ear Headphones

JBL E40 Synchros Bluetooth On-Ear HeadphonesHeadphone Gift