Hammer Sting 2.0 wireless earphone with neck band design are great for easy and comfortable use. These earphones neckband are powered by Bluetooth 5.0 for quick and secure connection, it allows instant pairing with the device. These cordless earphones for mobile are IPX4 rated for sweat proof, it is not recommended to use these under heavy water conditions such as rain, or swimming, it may lead to warranty void. These neckband bluetooth headphones can last upto 50 hours of music playtime at 60% volume, it varies based on the usage. Earphones bluetooth wireless have 10mm sound driver for crisp sound. Voice Assistants like Siri and Google can be enabled by long pressing the multi-function buttion.