The wireless headphones BLUE STAR TWS BK31 are a modern solution for music lovers who value convenience and sound quality. They use Bluetooth 5.4 technology, providing a stable connection and smooth audio transmission from compatible devices up to 12 meters away.

They feature built-in 30 mAh batteries, offering up to 5 hours of continuous music listening, while their case with an additional 300 mAh battery allows for easy charging on the go. The charging time for the headphones is approximately 1.3 hours. The USB-C charging port is now standard, allowing charging with most modern cables and chargers.

Comfort during use is ensured by the ergonomic design of the covers, which adapt to the shape of the ear, minimizing the risk of falling during movement. Additionally, the headphones are IPX4 certified, meaning they are resistant to water and sweat, which is important when exercising outdoors.

Specifications:

• Bluetooth Version: 5.4
• Bluetooth Range: up to 12 m
• Battery Capacity: 30 mAh (headphones), 300 mAh (case)
• Talk Time: 5 hours
• Music Playback Time: 4.7 hours
• Charging Time: 1.3 hours
• Waterproof Level: IPX4
• Charging Port: USB-C

Package Contents:

• TWS BLUE STAR BK31 Headphones
• USB-C Charging Cable
• User Manual