Sound Intone G600 Wireless Bluetooth 4.0 Headphone Stereo Enhanced Bass Bluetooth On-ear Headset with Microphone and Volume Control, Flat Cable Micro USB Charger and a Gold-Plated AUX Cord(white) The earphone framework adopts shape memory plastic material to show the fashion and youth. Biological protein earmuff is more skin-friendly and environmental-protection. Filled memory sponge fits to the ears. The newest Bluetooth 4.1 technology has broad covering area. Three-frequency equalization:and suitable for all styles of music.