Denon PerL Pro True Wireless earbuds. Award-winning sound: “The Denon PerL Pro earbuds deliver sound quality that's out of this world thanks to personalisation and spatial audio features that are truly spectacular.” – T3 “Denon’s brilliant earbuds are the new benchmark for personalised audio.” – Pocket-lint Masimo Adaptive Acoustic Technology (AAT): Normal hearing varies from person to person and can impact your listening experience. These wireless earbuds automatically measure your hearing and create a profile perfectly tuned to you. Lossless and spatial audio: Listen to CD-quality on your earphones, uncompressed audio over Bluetooth with Qualcomm AptX Lossless. Feel like you’re in the middle of your audio content with spatial audio from Dirac Virtuo. Adaptive active noise canceling earphones: Choose to tune out the world with adaptive active noise cancelation or be aware of your surroundings with Social Mode. Stay charged: With up to eight hours of earbud battery life per charge, three additional charges in the case, and wireless case charging, your earbuds are always ready to go. Best-in-class voice calls: With Qualcomm aptX Voice for super- wideband (32kHz) voice calls and eight microphones for voice pickup, your voice calls will be clear. Connect to two devices simultaneously: With Multipoint, you can connect the PerL wireless earbuds to two devices at the same time. Denon Headphones app: Create your unique profile, customize touch controls, select noise canceling or Social Mode, and more. Sweat and water resistant earbuds: Rated IPX4 to withstand your toughest workout or getting caught in the rain. Customizable touch controls: Four fully customizable touch inputs on the earbuds let you control play/pause, skip track, change volume, and more. Denon PerL Pro. Product type: Headset. Connectivity technology: Wireless. Bluetooth. Recommended usage: Calls/Music. Headphone frequency: 20 - 40000 Hz. Product colour: White