Specifications: General Specification Brand BlitzWolf® Model BW-ES1 Color Black Wearing Type In-ear Cable Length (m) 1.2m Net Weight (g) 15g Technical Parameters Compatible With Smartphones, tablets, portable music players and games consoles. Microphone Yes Wired Control Support Interface Diameter 3.5mm audio jack Sensitivity 102 ± 3dB Rated Power 5mW Impendance 32Ω Frequency Response 20Hz-20kHz Package Included: BlitzWolf® Graphene Earphone BW-ES1 In-ear Wired Control Earphone With Microphone 1 X BW-ES1 Graphene Earphone 2 X Pairs Ear Muffs 1 X Velcro Cable Organizer 1 X Earphone Bag 1 X Using 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.