Product detailsDescriptionThe closed-back design of Bluetooth headphones provides immersive Hi-fi sound with BLUETOOTH V5.0 chip and 40 mm driver together, which make exceptional sound reproduction and wide dynamic range to provide outstanding? sound quality, rich and strong bass, crisp and clear highs.With TF Card slot, a small TF card is enough for enjoy music any time and anywhere ;? 3.5 mm audio jack, provides a simple wired connection of a variety of devices without Bluetooth.Comfortable AND FOLDABLE Design- Comes with extremely soft Memory-protein ear muff ensuring lasting comfort when you’re using this wireless headset. Folding and lightweight design makes the wireless Bluetooth headphone easy to be carried and stored.It is suitable for use on trips, vacation, or any other place, achieve enjoy music everywhere and any time.Smart Hands free Talking- Built-in Concealed High Definition Sensitive Microphone, The Headphone Itself Has A Answer Incoming Phone Calls’ Button To Pick Up Phone Call, Wireless Hands-free Talking.Along play time- Playing time up to10 hours, and continue talk time up to 8 hours, standby time up to 250 hours.Widely use range- Compatible for almost all the mobile phone, tablet PC, notebook, almost any devices with Bluetooth function