Pyle Home PHBT5G Stereo Bluetooth Streaming Wireless Headphones with Call Answering and Built-In Microphone, Green 2-in-1 Bluetooth Wireless Headphones and Call Answering Headset with Built-in Microphone With Bluetooth technology you can stream audio directly from your Bluetooth enabled device and take calls Crystal clear wireless performance - Noise canceling stereo sound drivers  Works with iPhone, Androids, Tablets, etc. Includes built-in rechargeable battery and USB charging cable  Battery Life: 8 Hour Music Playing - 10 Hour Talking Bluetooth 3.0  Standby Time: 180 Hours, Average Charge Time: 2.5 Hours