Premium spatial surround sound with 6.8mm drivers. Dual Source allows two connections at the same time. Connect to PC with the USB-C dongle and mobile device with Bluetooth. USB-C dongle enables a super low latency connection <50ms. Ambient aware. 4 microphones for crystal clear chat. 6hrs of playtime in the buds with an additional 12hrs of charging in the case. JBL Quantum proprietary PC software to adjust EQ, microphone and surround sound setting on PC.