40 Hours Playtime - Unleash 40 hours of uninterrupted listening freedom with the Harmonics X2. This neckband delivers marathon battery life and superior audio that will captivate you for days Dual Connectivity - Go dual, go seamless.Connect and switch effortlessly between two devices simultaneously using these adaptable Bluetooth neckband earphones. 4 Button Control - Stay in control of your sound with intuitive Inline Control Buttons. Music, calls, volume - it's all at your fingertips. Experience seamless user-friendliness with these advanced neckband earphones. Liquid Silicone Band-Turn heads with the Harmonics X2. Experience cutting-edge design with a contemporary aesthetic, setting a new standard for stylish neckband earphones. Type C Fast Charging - Say goodbye to charging woes! The Advanced Neckband Fast Charging gets you 10 hours of playback in just 10 minutes, ensuring you have non-stop audio power at your fingertips. HD Mic - Crystal clear conversations, anywhere, anytime. The Bluetooth Earphone Calling Mic guarantees unparalleled call clarity, making your communication smooth and effortless Low Latency- Feel the music, dominate the game. Experience the perfect blend of powerful bass and ultra-low latency with Music, Bass & Gaming Mode. Every rumble, every footstep, every beat - experience it all in perfect sync.