An Unmatched Combination of Perfect Sound and Comfort.S2 Plus wireless headphones are designed to provide the ultimate audio experience that fits snugly into your ears. “Ultimately, the Tronsmart Encore S2 Plusis a pretty solid pair of wireless headphonesthat feature excellent Bluetooth connectivityand good comfort and security.” Qualcomm® ChipThe genuine Qualcomm® chip guaranteesconsistent and lossless audio streaming. Unbreakable connection Faster transmission Ultra-low latency Low-power consumptionSuperior BassPowerful audio output coupled with extrabass provides an immersive experience. Superior BassPowerful audio output coupled with extrabass provides an immersive experience.Crystal-Clear CallsQualcomm® DSP & cVc™ 6.0 technologies perfectly work together to ensure ultra-clear hands-free calls. Suppress background noise for clearer calls. Reduce high & lowfrequencies noise formore immersive sound. Up to 24 Hours of uninterrupted MusicUp to 24-hour play timeUp to 20-hour talk timeSplash ResistantThese headphones are IPX5 rated which allows it to be used when you are working out or while it’s raining. One Headphone, Two PairingSupports multi-connection with up to two devices simultaneously, allowing you to switch between two devices freely.Voice AssistantAccess voice assistant from your headphones now for hands-free voice command.Hey, Siri, turn up the volume.Ok Google, play my daily mix on Spotify.Hi Cortana, what’s the weather today?* Hold the for 2 seconds to activate the voice assistant.Stay Tangle-freeThe neckband style ensures no more entangled cords allowing it to be used comfortably.← Volume + / Next track← Volume – / Previous track↓ Microphone↑ USB charging port← LED Indicator← Power On/Off; Play/Pause; Hands-free Calls; Voice AssistantHands-free CallsIn-line button control for taking phone calls easily, never miss a call anymore.Ergonomic Neckband DesignLightweight and comfortable design with soft materials perfects for listening all day.Magnetic BudsTangle-free convenience and portable carrying.S/M/L EarbudsChoose your perfect earbud size to wear for comfort and stability. All features introduced above are Bluetooth 5.0 updated edition. 1. There are two editions of this product, which are the first edition with Bluetooth 4.1 and the updated edition with Bluetooth 5.0. The updated edition is equipped with the genuine Qualcomm® chip. 2. All data based on 50% volume level testing. Battery life depends on what type of music you’re playing and at what volume. Actual results may vary. 3. The Bluetooth 5.0 updated edition adds Voice Assistant Activation function. You can hold the multifunctional button for two seconds to activate the personal assistant from your device, such as Siri, Google, Cortana and more. The first Bluetooth 4.1 edition does not have this function.