This is a True 24-bit connection with aptX™ Adaptive. Small, yet powerful, two-way drive units in each earbud that works well just like high-performance speakers, creating rich, immersive sound – from deep and powerful bass to expressive and detailed high notes, and everything in between. Advanced active noise-cancellation monitors noise and adapts well to the surroundings. A transformative Smart case also functions as an audio retransmission system, connecting directly to external audio sources such as in-flight entertainment systems.  

• Net weight: Earbuds: 7 g (each), Charging case: 47 g 
• Dimensions (Carry Case): 61 mm (w) x 28 mm (d) x 56 mm (h) 
• Wearing style: In-ear noise cancelling True Wireless headphones 
• Drive units: 9.2mm Dynamic Drive with Balanced Armature 
• Microphones: Three microphones per earbud for calls and ANC 
• Battery type: Rechargeable Lithium-ion (earbuds and charging case) 
• Battery life & charging: Up to 5 hours for earbuds (with ANC off), Additional 16 hours from charging case, 15 minute charge = 2 hours playback 
• Waterproof: Yes - IP54 (earbuds only) 
• Wireless Charging Support: Yes