Country:China Model No:B02 FOB Price:3 ~ 10 / Piece ( Negotiable ) Get Latest Price Place of Origin:China Price for Minimum Order:3 per Piece Minimum Order Quantity:100 Piece Packaging Detail:1pc/ gift box Delivery Time:Order: 7 to 15 days, retail: 3 to 5 days Supplying Ability:50000 Piece per Month Payment Type:PayPal, Money Gram, Western Union, L/C, T/T Product Group :Bluetooth Headphones Specification: Bluetooth version: V5.0 Bluetooth Distance: 10M Speaker diameter 40mm Speakerfrequency range: 20Hz~20KHz Battery specification: 3.7V/ 200mAh Charging voltage: 5V Charging time: about 2h Bluetooth duration: about 5h Accessory: charging cable, 3.5mm Aux cable Color: black, blue, silver, green, red