Descriptions Main Features Brand Name : Awei Style : In-ear Certification : CE Vocalism Principle : Dynamic Origin : CN(Origin) Control Button : No Active Noise-Cancellation : Yes Communication : True Wireless Volume Control : Yes Sensitivity : 92dB Wireless Type : bluetooth Is wireless : Yes Max Output : 20mW Support APP : No Function : For Internet Bar Function : Common Headphone Function : For Mobile Phone Function : HiFi Headphone Function : Sport Function : Kids' Headphones Number Of Drivers : 2 Plug Type : NONE Package List : User Manual Package List : Charger Impedance Range : up to 32 Ω Connectors : Type c Earcups Type : Semi-open Headphone Pads Material : SILICONE Bluetooth Version : 5.0 Support Memory Card : No Driver Diameter : 13mm Resistance : 32Ω Waterproof : Yes Frequency Response Range : 20 - 20000Hz With Microphone : Yes Features : waterproof Features : With Microphone Features : Apple Siri Support Charging Method : CABLE Brand Name : Awei Model ID : T36 TWS Sports Earbuds Bluetooth version : Bluetooth 5.0 Output power : 20mW Working voltage : 3.3V-3.7V Working time : 4-5 hours Standby time : 210 hours Charging time : about 1.5 hours Feature 1 : TWS Feature 2 : type c charging Feature 3 : sport earphone Feature 4 : in ear earbuds Feature 5 : handsfree Feature 6 : Mini headset