E7S TWS Wireless Headphones Bluetooth Earphone Control Sport Headset Waterproof Microphone Music Earphone Work On All Smartphone

High-concerned chemical : None Material : Plastic Voice assistant built-in : No Sound Isolating : No Category : Earphones & Headphones Number Of Drivers : 2 Charging Method : cable Headphone Pads Material : Other Magnet Type : Other Impedance Range : up to 32 Ω Bluetooth Version : 5.3 With Microphone : Yes Waterproof : Yes Frequency Response Range : 20 - 2000 Plug Type : NONE Active Noise-Cancellation : No Volume Control : Yes Control Button : Yes Vocalism Principle : Balanced Armature Wireless Type : Bluetooth Communication : WireLess Style : Wired in-ear headphones Support Memory Card : No Label:Yes