Knitted Winter Bluetooth Earmuffs/ Bluetooth Headphone, Wireless Headphone

Specifications 1 Overhead Bluetooth earmuff 2 Weighing only:123g 3 Patent Pending 4 OEM design available 5 365 days warranty Knitted Winter Bluetooth Earmuffs for Bluetooth smartphones Knitted Winter Bluetooth Earmuffs/ bluetooth headphone, wireless headphone Ear muff  Introduction :Bluetooth audio earmuffs allows you to listen to your music wirelessly, while keep you warm and fashion in winter.Back head and overheas for your option Customized design are acceptable Pantent pending Microphone is availableMaterial: 50% Acrylic+ 50% Polyester The innovational item make you get your tunes while keeping your ears nice and warm in winter.Compatible with all bluetooth mobile phones.Specification:  Bluetooth audio earmuffs allows you to listen to your music wirelessly, while keep you warm and fashion in winter.Back head and overheas for your optionCustomized design are acceptablePatent pendingBattery life: Until 12 hours/ Battery duration on standby: until 10 daysCharge time: about 30 minutesOperating range: >10 metres (>15 metres outdoor)Speakers Rates:0 .5w x 2.Drive unit: 40mmImpedance:32ohmMax expandable size:L34.5cmWeighing only:123gMaterial:Outer Acrylic /lining:terylene   Pictures:    With model:     If you have new ideas for our products, pls kind contact with us, we could manufacture new items as your requirements.Thank you for your attention to our products!