VJ320 Bluetooth 5.0 Head-mounted Foldable Wireless Headphones Support TF Card with Mic Feature: 1. 4 In 1 Multifunctional Bluetooth Headphones: Bluetoothe headphones + TF card music player + Wired headset+Fm radio. Buy 1 product, you get 4 function. (Note:TF mode only support for MP3 format.) 2. Bluetooth 5.0 chip wireless earphone, with ANC foldable, support Bluetooth &TF Card & Radio 3 mode earphone 3. Battery Life: Playing time up to 12 hours, and continue talk time up to 8 hours, standby time up to 150 hours. 4. Advanced Compatibility : Support all audio devices that have Bluetooth capability, such as, Ios Android Huawei Xiaomi cell phone , tablet , PC, laptop, Computer etc. 5. Over Ear soft memory protein ear cushions, comfortable to wear, can provide 10H playback time for Bluetooth wireless, Hi-Fi sound and fascinating bass dual 40mm drivers provide you with deep and accurate bass response, making the sound clear, powerful and kept in isolation Design helps you enjoy music better 6. HD Microphone: The HD microphones enable you to conduct crystal-clear conversations without picking up your phone. 7. Best Choice for listening music, watching movie, chatting online etc.and also it is good choice for gifts Product parameters: Product Numbers: VJ320 Playing time: 12 hours Switching method: Bluetooth wireless TF card Transmission distance: about 10m Bluetooth version: Bluetooth 5.0 Bluetooth call: standby Standby time: about 200 hours Battery capacity: 400mah Color box size: 18.5x17.5x 8.5cm Single weight: 358g Bare-metal weight: 210g Packing list: earphone x1 audio cable x1 Usb cable x1 User mune x1