Specifications: General Specification Brand BlitzWolf® Model BW-ES2 Color Black, Red Wearing Type In-ear Cable Length (m) 1.2m Net Weight (g) 17g Technical Parameters Compatible With Smartphones, tablets, portable music players and games consoles. Microphone Yes Wired Control Support Driver Size 6mm Interface Diameter 3.5mm audio jack Sensitivity 108 ± 3dB Impendance 16Ω Frequency Response 20Hz-40kHz Package Included: [Dual Dynamic Driver] BlitzWolf® BW-ES2 Wired Control In-ear Earphone Headphone With Mic 1 X BW-ES2 Dual Dynamic Driver Earphone 2 X Pairs of Ear Tips 1 X Cable Organizer 1 X Earphone Bag 1 X User Manual 1 X Warrenty Card Ships in 7 business days. It is shipped from China. Delivery is provided by China Post Air Mail. Delivery time depends on the couriers, local customs in your country also holidays, weather conditions. Usually it takes from 39 to 60 days, depending on the customs at your country.