EVA case;Wireless sport-style magnetic earbuds with microphone in EVA round zipper case with charging cable; Magnet on each end of earbuds allows user to secure around neck; Black earbuds come in black case and white earbuds come in white case; Power/Technology: Rechargeable Lithium battery Input: 5V/20A; Output: 5V/10A; Capacity: 55 mAh; Sensitivity: 42±3DB; Frequency response: 24-2485GHz; Transmission range: 10-15M (32-49 Ft); Playback time: approx 25 hrs; Device must be charged prior to first use Charge time varies by device minimum 1 hour; Includes USB to micro USB charging cable and instructions; FCC Approved; WARNING: Refer to the item manual for safety and warning instructions; Product Size: 1.1" d x 3.25" dia.; Shipping available to contiguous U.S. addresses and Canada via Ground only. Cannot ship via Air, Internationally or to Alaska, Hawaii, Puerto Rico and any other small U.S. island territory.;