Features: CVC 8.0 Smart noisy reduction, you can enjoy the pure music journey without other surrounding noise. This pair earphone can connect 1 phone at the same time also can connect with 2 phones separately. Comes with a charging pod, which not only can charge your earphone, but also can be used as a power bank for phones in emergency. You can pick up the phone call and switch the music through the earphone. Suits for sports wearing, such as jogging, running, lifting, etc, you can say goodbye to the wire earphone. Specifications: Bluetooth version: Bluetooth 5.0 Operating frequency: 2.4 GHz ~ 2.4835 GHz Voice prompt: English and Chinese support Support for listening to music and talking Effective distance:> 10 m Speaker: 8mm, PU (AS-XR) Effective frequency band: 50 HZ ~ 20 KHZ Sensitivity: 108 2dB Impedance: 16 5% Capacity of a single battery: 60 mAh (with protection plate) Capacity of the load box: 1200 mAh (with the protection board) Micro USB charging time: Full charge for headphones: 1 hour charging base: 2 hours Standby time: 200 hours Times to charge headphones in the load box: 9 times Continuous conversation time: 4-5 hours Music time continues: 4-5 hours (up to a volume of 70%) Style: In-Ear Communication: Wireless Connectors: None Wireless Type: Bluetooth Vocalism Principle: Dynamic Control Button: No Volume Control: Yes Active Noise-Cancellation: Yes includes:1pair x earphone 1 x charging pod 1 x charging cable