Features: • Ultraviolet Proof • Comfortable to Wear • Wireless Headset • Power Amplifier • Music • Low Power Consumption • IPX4 Waterproof • Stereo Sound • Hands Free Calling Tech Specifications: • BT Version: 5.3 • Wireless Distance: 10 meters • Wireless Frequency: 2.4GHZ-2.4835GHZ ISM Band • Battery Capacity: 80 MA • Battery Type: Lithium ion 3.7V Includes: • Wireless Speaker • USB-C Charging Cable • Instruction Manual