Music is a super companion for humans which can make you relax and enjoy a colorful life. Wireless Stereo Bluetooth Headphone is specially designed for music lovers which is characterized by Advanced Bluetooth 4.1+EDR technology built-in high-grade Microphone & Speaker hands-free function and lightweight design. S4 Headphonewill offer you wonderful music you can greatly enjoy your favorite music a super companion for you during daily life and travel.
Features: [Advanced Bluetooth Technology] Wireless Bluetooth 4.1+EDR Technology ensures transmitting strong signal in high quality and high speed. It delivers high-fidelitystereo music making you immerse in your music world. [Super Sound Quality] S4 headphone uses high-performance Speaker offering you high-quality audio letting you greatly enjoy excellent stereo sound music effect. [Hands-free & Multi-point Technology] With built-in microphone it enables hands-free calls to set free your hands when doing sports. It also supports multi-pointtechnology and can switch freely from your personal and business phones. [Simple Operation] Easily control playing / pausing adjusting the volume previous / next songs answering / rejecting / ending an incoming-call and redialing thelast number. [Suitable for Outdoor Sports] Ergonomic design guarantees wearing stable and comfortable when exercising running climbing driving skating camping fishing andother outdoor sports.
Specifications: Model Number: S4 Bluetooth Version: Bluetooth 4.1+EDR Protocol: Supports HSP HFP A2DP AVRCP Transmission Distance: 33ft / 10m (no obstacle) Frequency Range: 20Hz-20KHz Impedance: 16 Sensitivity: 100dB