High Performance Ergonomic design: Excellent design provides comfortable wearing and ensures fantastic nature noise isolating stereo tone. It can meet the flexibility and comfort needed for an active day. Built-in mic and remote control; Multi-Function remote with a built-in mic performs answer/end calls, play/pause music, volume down/up, previous track/ next track. Compatibility Apple Devices - iPhone7 iPhone SE, 6s, 6s Plus, 6, 6 Plus, SE,5S, 5C, 5, 4S, 4, iPad mini/Air, iPod Series and all other Apple iOS models. Android Smartphones- Samsung Galaxy Note Edge / Note 5 / Note 4, Samsung Galaxy S6 Edge+ / S6 / S5 / S4 / S3, Nexus, HTC, Motorola and more. Other Laptops, Tablets, MP3/MP4 Players and other devices with 3.5 mm port. We provide 12 months Worry-free which can guarantee your confident purchasing. Any questions, you are free to contact us for solutions within one year from the purchase date. Product Specifications Brand: ROCK Model: RAU0511 Material: Aluminum alloy, Nylon, Silicon Frequency: 20-20000Hz Connectors: 3.5mm Impedance: 16 15% Speaker: 9 mm NdFeB speaker Speaker Power: Rated input power: 3mW, Maximum input power: 5mW Speaker Sensitivity: 93 3dB (at 1KHz 1mW) Microphone Sensitivity: -42dB 3dB@1kHz, 3V0dB=1V/pa Operation Temperature: -10 C ~+40 C Length: 1.2m Colour: Gold, Tarnish, Rose Gold Weight: 12.9g Packing list 1x ROCK RAU0511 Stereo Earphone1x 3 pairs of soft eartips (S/M/L) 1x Manual