Nusound Audio Pro lightweight white in-ear headphones, bringing an amazing true wireless musical experience. The pods are anatomically designed for maximum comfort during all your sporting and business activities. The Audio Pro headphones feature built in Mic for calls on the run and the dynamic drivers create a really punchy 3D stereo sound. Perfect for handsfree calls on the go. Super lightweight and comfortable, the audio pro are also perfect for the gym and outdoor workouts. Charging time about 2 hours, calling/music time about 5-6 hours. Smart turn on/off and auto pairing. Touch control operation. Transmission Distance: 10m. Case Size: 65 x 20 x 35 mm. Case Weight: 31g. Ear Pods Size: 20 x 18 x 25 mm. Ear Pods Weight: 4g x 2.