2D Sublimation Bulk Cute Phone Cases Covers For Custom Clear Luxury Iphone 13 Case

1, 8D surround sound, 5.0 dual-ear chip, large capacity, true wireless BT headset 2, Graphene bass diaphragm, HIFI high-frequency technology, 10MM dynamic speaker unit 3, Two connection methods: single / double free to use, single ear listening to enjoy alone, listening to HiFi stereo in both ears. 4, 5.0 automatic boot pairing, built-in active noise reduction IC, HD call. 5, 5.0 BT game without delay, the electric cabin can be used as a mobile phone bracket mobile phone emergency power supply, multi-function use.