Power Supply with Built-in Cable, 66W, Super Fast Charging, Power Bank

Hi-Fi HD stereo headphones * Convenient and hassle-free * Convenience and pleasure * Easy and efficient dual system action * Support TF card numbers models: SD * Style: dynamic 32 ohm, 40mm external microphone * Sizes: 3,5mm * Function: Bluetooth/Microphone/Phone Speakers in High Sound Heating System/TF/AUX-IN * Bluetooth Standard:Bluetooth v5.3 * Max Power:5V * Time Broadcast: 8 hours * Standby time:2 hours * Working distance:10m