Brand: Hoco Model: M18 Product Type: Earphone Wearing Type: In-ear Cable Length: 1.2m Speaker: 14mm Impdance:16+-15% Frequency Response: 20-20000Hz Response Rate:110db+-3db Plug Type: 3.5mm Microphone Dynamic Drive Unit Compatible with 95% smart phones, let your free from any applicability concerns; Fashion design with three available colors, just choose the one you prefer to show your individuality; Adopted newest technology to reduce sound leaking and block external noise effectively, you can enjoy better sound and have funs; Wired control design allows you to have handsfree phone calls anytime anywhere, handle your smartphone with only press on the button of the cable Brand hoco SKU 100500114_NP-1020838172 connector_1 3.5MM Bluetooth No Headphone Features Noise Cancellation,Built in Microphone Compatible Operating System Android Model M18