AUDIO QUALITY: The Lightning Audio + Charge RockStar supports up to 24bit 48kHz lossless output, and is compatible with the full ecosystem of Lightning Audio headphones DUAL FUNCTIONALITY: 12W pass-through charging can power your iPhone or iPad at top speeds. So whether you’re listening to music, watching videos, using navigation, or taking calls, you can charge anywhere ROCK ON: RockStar will also support the higher power delivery required by premium or professional standard headphones that use a lightning cable to deliver superior noise cancellation without the need for batteries or an additional power supply SUPREMELY PORTABLE: Compact size and sturdy construction make it easy to bring this adapter with you anywhere, just toss it into your bag and go