Key Specifications Design & Build Form Factor: In-ear (true wireless stereo) earbuds. Samsung+13Best Buy+13eBay+13 Dimensions & Weight: Earbud: ~19.5 × 20.5 × 20.8 mm; weight ~6.3 g. Charging case: ~50 × 50.2 × 27.8 mm; weight ~44.9 g. Samsung Mobile Press+1 Audio Performance Drivers: Dual-driver setup with an 11 mm woofer and a 6.5 mm tweeter. klass-electronics.com+9Samsung Mobile Press+9B&H Photo Video+9 Sound Features: Intelligent Active Noise Cancellation (ANC) Ambient Sound with adjustable levels 360 Audio with Dolby Head Tracking (feature availability may vary depending on app/content) Wikipedia+3B&H Photo Video+3Best Buy+3Amazon+3Samsung+3Samsung Mobile Press+3 Voice Detect: automatically reduces ANC when the user starts speaking and resumes once silent. B&H Photo Video Connectivity & Controls Bluetooth: Version 5.0, supporting A2DP, AVRCP, HFP profiles. Samsung Sensors & Mic: 3 microphones (2 outer, 1 inner) plus a Voice Pickup Unit (VPU) and wind shield for clear calls. Samsung+10Samsung Mobile Press+10Wikipedia+10 Sensors: Accelerometer, Gyro, Proximity, Hall sensor, Touch gesture control. Samsung Mobile Press+1 Battery & Charging Earbuds: Up to ~5 hours of playback with ANC on; up to ~8 hours with ANC off. Walmart.com+4Samsung Mobile Press+4Wikipedia+4 Charging Case: Total listening time up to ~18 hours (ANC on) or ~28 hours (ANC off). Samsung Mobile Press Talk Time (approximate): 4 h earbuds / 14.5 h total (ANC on) 5 h earbuds / 17.5 h total (AN