Connectivity Bluetooth® Version Bluetooth v5.0 Bluetooth Profiles A2DP,AVRCP,HFP General Color Phantom Black, Phantom Silver, Phantom Violet Compatible Specification of Smartphone Android 7.0 ↑ , 1.5GB ↑ Package Contents Charging Case,Earbuds,Eartips (S, M, L),Quick Start Guide,USB Cable Physical specification Earbud Dimension (W x H x D) 0.81 x 0.77 x 0.82 Inches Case Dimension (W x H x D) 1.97 x 1.98 x 1.09 Inches Battery Typical Usage Time (Hours) 5-18 hours Battery Capacity (Earbud) 61 Battery Capacity (Case) 472 Battery Life ANC & Bixby voice wake-up ON 4.5/16 hours ANC or Bixby voice wake-up ON 5/18 hours ANC & Bixby voice wake-up OFF 8/28 hours Audio and Video Ambient Sound Yes Services and Applications Bixby Connection Yes Notification Type N/A Voice Guidance N/A ANC/Bixby Voice Wake-up Support Key Category Features Wireless Yes Bluetooth Yes Speed Charge Yes Active Noise Cancellation Yes Carrying Case Included Yes Built-in microphone Yes AKG powered Yes Long lasting Battery Yes Voice Assistant Yes Bixby Yes General Feature Speaker 2-way 11mm Woofer 6.5mm Tweeter