JOWAY 3D Surround Wireless Bluetooth Stereo Bass PUBG Game Earphone Featrue: 1.360° spherical surround sound effect. 2.Listening to the sound and recognize position. 3.High sensitivity speaker, full and rich tone. 4.True 3D sound electric core, DSP digital core. 5.Ai smart voice control. 6.Earplug earphone, comfortable in ear. 7.Euipped with sports ear-hook, 8.Teflon and Cevlar material, prevent wire short-circuit and increase the tension. 9.Charge 1 hour, play PUBG 5 hours, standby 100 hours. 10.The signal distance is up to 10 meters. Parameters: The control mode: 3 physical buttons Track system: Stereo/3D surround sound effect Bluetooth version: Bluetooth V4.1 Support Bluetooth: profile A2DP,AVRCP,HSP,HFP Receiving sensitivity: -80dBm Battery : Li-battery 3.8V/100mAh Charging time: about 1 hours Talk time: About 7 hours ( 90% volume ) Music time: About 6 hours ( 80% volume ) Bluetooth range : ≤10M Charging input criteria: Micro USB,DC5V,500mA-1000mA Battery Cycle Life: Charge-discharge cycles≥300 times Product: color Black/Red