Bluetooth Headphones Wireless, Foldable Lightweight Wireless Headphones Hi-Fi Stereo with 3 EQ Modes, Bass Adjustable Headset with Built-in HD Mic, FM, SD/TF for Cell Phone/PC/Home Product Main Features 1. Impressive HD HiFi Stereo Sound 2.Lightweight and no burden 3.On Ear Comfort 4.Wireless And Wired Dual Working Modes 5.TF card Support 6.Built-in FM 7.Quick Control Over Music & Call Feature: Model Number:SD-1003 Style:Headband, over-ear Communication:Wireless/Wired Speaker 32ohm, 40mm Microphone Built-In Connectors:3.5mm Function:Bluetooth/Microphone/Hands-0 phone calls/TF/FM/AUX-IN Bluetooth Standard:Bluetooth v5.0 Input DC: 5V Support HFP/HSP.A2DP/AVPCP Playing time:12hours BT Version:V5.1 Charging time:2hrs Operation range:10meters In order to reduce power consumption and implement environmental protection, if the headset does not work, it will automatically power off within 180 seconds. Package include: 1* Bluetooh 5.1 Headset 1* USB Charging Cable 1* User Manual Please note: the earphones are in an inflatable bag, there is no retail box Actual product photos