JBL Tour One M2 has integrated high fidelity 40mm neodymium speaker drivers for exceptional high-fidelity sound. Each driver is perfectly tuned to deliver deep bass, balanced mid-range and refined high frequencies for the best on-the-go high fidelity audio listening experience. Super soft ear cushions for a comfortable snug fit and perfect seal. Only the best seal will ensure an immersive spatial audio experience in perfect silence. Use your device for the ultimate high resolution listening experience via Apple Music, Tidal Masters or Amazon Music Unlimited. Immerse yourself fully in spatial audio from any 2-channel audio source via Bluetooth with the JBL Spatial sound technology.