Description:  SOUND LIKE A PRO: A premium audio quality is essential to achieve greater performance. Installed with Qualcomm apt-X technology, STEVVEX  wireless earbuds provides powerful, low-bit rate transmission and scalability for free lossless audio. Nothing more important to always have music with you through the toughest workout. WIRELESS CHARGING TECHONLOGY: With highly effective wireless charging case equipped, STEVVEX  wireless earphones simplify all the charging process and deliver the truth wireless life experiences. Charging just as easy as placing them on the charging pad. Lay it down, charge it up, just like magic. SPORT FIT DESIGN & TOUCH CONTROL:  With ergonomic and sport redesign, STEVVEX  Bluetooth earbuds can fit and stay secured in ear canal even with intense movement. Together with smart touch sensors, you can get ultimate control [Volume Control Available] without using the phone and largely prevent the discomfort like the physical button. 8H ULTRA-LONG PLAYTIME: With STEVVEX wireless headphones, you can bring them anywhere without the concern of battery life. Leave alone they can last 8H [2 Times longer than other earbuds]. The portable wireless charging case can recharge the earbuds 5 times when they sit on the case and accumulate the playtime up to 48H. Free to enjoy multiple movies, series, dramas, gaming and hundred songs that will never stop! Brand Name: STEVVEX Headphones Model Number: ST10S4250BBC Vocalism Principle: Dynamic Control Button: No Active Noise-Cancellation: Yes Communication: Wireless Volume Control: No Style: Ear Hook Sensitivity: 123dBdB Wireless Type: Bluetooth Is wireless: Yes Function: Monitor Headphone Function: for Video Game Function: Common Headphone Function: For Mobile Phone Function: HiFi Headphone Function: Sport Connectors: USB Codecs: AAC Support Memory Card: No Resistance: 32ΩΩ Waterproof: Yes With Microphone: Yes