xFyro xS2 Wireless Earbuds/ HF Audio IP67 Dustproof & Waterproof Music+Videos+Calls The xS2 earbuds deliver a completely wireless experience: Cutting edge CSR Bluetooth 5.0 technology for seamless connection to your devices. Fully waterproof Up to 50 hours of listening time Connect with devices up to 30 ft away CVC 6.0 Noise Cancellation Sleek and compact carrying tube that acts as a power bank