 Sparkling - Design: Sparkling Design & Color - GUI & PUI: Sensitive Color/Stella GUI Sensitive image with middle LED button dimming effect  Grip & Touch - Grip → Wireless curved 9.8mm Grip → Soft Grip (No edge lines on part that touches hand) → More compact face size than K3 (42.5 x 94 mm) - Touch Pad → Stylish usability with soft control → Complete stylish look with LED lighting  Best Audio - DNSe 2.0+ → Enjoy natural sound with new DNSe 2.0+ audio technology → User EQ that can directly set and share precise audio effects - EP380 → EP380 is color-matched to the set and provides perfect audio quality and style (Judged by American audio quality specialist as superior to EP370) - Various Life Styles → Compatible with various accessories such as Cradle Speaker (Samsung Brand & 3rd Vendor), FM Transmitter (3rd Vendor), etc.