Experience freedom with the Yesido YSP31 Clip-on Open Ear OWS wireless Bluetooth headphones, designed to let you enjoy music and calls while remaining aware of your surroundings. The open clip-on design provides a comfortable and lightweight fit, perfect for an active everyday life without clogged ears. With Bluetooth 5.4, you get a stable connection and low latency, and thanks to the clear digital display, it's easy to keep track of the battery level. The built-in battery provides up to 4.5 hours of listening time and the case delivers a total of 18 hours - listen all day, no matter where you are. Specifications: Brand: Yesido Model: YSP31 Color: Black Material: Plastic Bluetooth version: 5.4 Transmission range: 10 m (without obstacles) Headphone battery capacity: 30mAh x 2 Battery capacity charging case: 250mAh Charging connector: USB-C Charging time: about 2 hours Headphones playtime: approx. 4.5 hours Battery life charging case: approx. 18 hours Frequency range: 20Hz-20kHz Benefits of Yesido YSP31 Clip-on Open Ear OWS Wireless Bluetooth Headphones – Black Open design lets in ambient sound and provides safer outdoor use Low weight and comfortable fit even during prolonged use Fast and stable wireless connection for maximum freedom Long battery life and smart digital display that keeps you up to date