YSW01 
Bluetooth speaker 
Brand Name: Yesido 
Bluetooth version: 4.1+ EDR 
Style: in-Ear 
Color: Black 
Connectors: USB 
Standby time: 70H
Talk time: Up to 2.4H
Full Charging Time: 2 hours 
Frequency Table: 2402.0-2480.0MHz