Headphones Bluetooth Wireless Headsets With Mic Music Gaming Sports Earpieces Great Bass Earphones Foldable Support TF SD-Card

High-concerned chemical : None Material : Plastic Battery Capacity[mAh] : 400 Battery life up to[hours] : 20H (50% Volume) Maximum wireless range[m] : <10m Category : Earphones & Headphones Charging Method : cable Driver Diameter : 40mm Impedance Range : up to 32 Ω Bluetooth Version : 5.0 Package List : User Manual,Charging Cable,Detachable Audio Cable Features : Waterproof,With microphone,Detachable Cable Codecs : AAC With Microphone : Yes Is wireless : Yes Waterproof : Yes Frequency Response Range : 20 - 20000Hz Active Noise-Cancellation : No Volume Control : Yes Control Button : Yes Vocalism Principle : Hybrid Technology Wireless Type : Bluetooth Communication : Wireless+Wired Style : Wireless headphone & headset Support Memory Card : Yes product : wireless headphones connect : wireless bluetooth feather : bluetooth headsets feather 1 : with microphone feather2 : super Long endurance feather3 : Physical noise reduction usage : music , sport ,game.... sound : great bass Description: Transmission distance: 10m Battery capacity: 400mAh Horn diameter: 40mm Play time: 16-20 hours (50% volume) ,10-12 hours (100% volume). Standby time: >720h Charging time: 2-3h Built-in Microphone: Yes TF card: support Audio I/O interface: support Charging port: USB Packing list: Label:Yes