2 to 5 business days
Bluetooth 4.1 CSR supports deep bass and crystal clear sound. NOISE cancelling function reduce background noise, immerse into the music. Soft headphone caps makes wearing very comfortable and secure. Up to 5 Hours working time let you enjoy the music freely. 10 meters wireless connecting distance make the music closer. Perfect for running workout gym sport and other sports. KEY FEATURES Hi-Fi sound effect and wonderful music feeling. Built-in microphone supports digital signal processing echo cancellation technology. Intelligent voice navigation, gives you full VIP-like experience. Professionally tunes for superior acoustics. Adjustable headband for your more suitable wearing. Supports 3.5mm stereo audio input. Wearing type: Headband