Introducing the HKM-451539 Wireless Bluetooth Headset with Gradient Color Design - ES01, a stylish and functional audio accessory that elevates your listening experience. Featuring a modern gradient color design, these headsets not only look great but also provide practical features tailored for your active lifestyle.

With a communication distance of approximately 20 meters in a barrier-free environment, you can roam freely without being tethered to your device. The advanced Bluetooth V5.0+EDR ensures a stable and quick connection, making it easy to pair with your smartphones, tablets, and other Bluetooth-enabled devices.

Enjoy up to 3 hours of playtime, allowing you to listen to your favorite tunes or take calls without interruption. Plus, the headset boasts an impressive standby time of about 50 hours, so you can rest easy knowing it’s ready for use whenever you are. A quick charging time of just 2 hours means you won’t have to wait long to get back to your music.

The HKM-451539 features a polymer lithium-ion battery that helps deliver reliable performance while supporting protocols such as HFP, HSP, A2DP, and AVRCP for versatile audio control. With a convenient charging time of about 1 hour, you can easily recharge your headphones when needed.

Whether you're at the gym, commuting, or simply enjoying some downtime at home, the HKM-451539 Wireless Bluetooth Headset is designed to meet your audio needs while adding a touch of flair to your everyday accessories. Experience sound quality and style like never before with the HKM-451539.

Communication distance: about 20 meters (under barrier-free environment)

Bluetooth version: V5.0+EDR

Earphone working time: about 3 hours

Headphone standby time: about 50 hours

Charging time: about 2 hours

Battery type: polymer lithium ion battery

Support protocol: HFP/HSP/A2DP/AVRCP

Headphone battery capacity: 3.7V 50mah

Headphone charging time: about 1 hour