BOSE?? FREEBUDS TWS S9? POP UP NOTIFICATION ?? Bluetooth 5.0 + EDR + Dual Connectivity ??Stereo Calling And DDNc For Noise Isolation ?? Touch Operations For Call / Media / Volume Control On Earbuds ??PowerCase Battery Capacity 450mAh (Can Charge Earbuds Upto 4 Times) ??Support Siri / Google Assistant