Features omni-directional microphone and dynamic speaker that combine perfectly to deliver crystal-clear HD calls Bluetooth connectivity allows you to enjoy streaming music from your mobile devices, podcasts, and even receive GPS directions directly to the headset from your mobile device Offers up to 10m (33ft) of wireless range With up to 9 hours of calls and up to 10 days of standby time, make uninterrupted Bluetooth wireless calls with enhanced Bluetooth 5.0 connectivity throughout the day on a single charge Power Nap feature extends battery life with auto shut-off for added functionality