1:2.4G stereo wireless earbuds 2: with Mic 3: ... MAIN FEATURE 1: with Mic, realize wireless communication2: two kinds of emitter, mini and ... . Iphone telephone and so on4: Modeling diversity, foldable, easy to carry,Leather earflap, comfortable wearing, ... 2.0discharge time8hours ±10%2.1Working VoltageDC 3.5~4.2V2.2Working Current35~40mA2.3Charging Time≈1 hour Modeling diversity and foldable 2.4G wireless ...