The Bose Wireless Bluetooth headphones are blue. They are a premium audio solution from Bose. They are for those who value clear, deep, and balanced music. The headphones offer up to 20 hours of playing time. You can use them to enjoy your favorite tracks, podcasts, and calls. You can use them all day without interruption. The product has a 3.5mm audio port. It comes with a flexible lithium-ion battery that proves the product is focused on making your life easier and ensuring lasting quality. The headphones work with many devices. These include iOS and Android phones, tablets, and laptops. They connect to all your audio needs. Each set consists of a headphone, a protective carry case, a USB cable for charging, and an audio cable. You have all you need right out of the box. The headphones are 8.1 x 17 x 18 cm. They offer a snug fit and are easy to carry. They are perfect for your daily commute, travel, or home listening. Dive into a world of immersive sound with the Bose Wireless Bluetooth Headphones. They combine convenience and top audio quality.