bluetooth headset headphones foldable hifi stereo earphone mic

Bluetooth Headset Wireless Headphones Foldable HiFi Stereo Earphone With Mic Support SD Card FM For Xiaomi Iphone Sumsamg PhoneDescription1.Colorful LED lights: seven-color transform cool breathing light， which will help you be more charming.2.Headphones have a variety of options for listening. With a built-in TF card slot， you can use the TF / Micro SD card with the loaded MP3 music and listen to the song directly on the headset.3.Designed with Bluetooth 5.0 and higher compatibility.Compatible with all phones， tablets， laptops， any Bluetooth-enabled device or device with a 3.5mm .4.Built-in microphone: Supports hands-free calling and voice report caller ID.5.Soft leather ear pads and a retractable headband reduce the burden on your ears.SpecificationBluetooth version: V5.0.Bluetooth mode support: A2DP 1.2， AVRCP 1.0， HSP， HSF 1.5.Frequency: 2.402-2.480GHZ， 2.4G ISM band.RF performance: receiver sensitivity: -84dBm; transmit power up to 4dBm.Frequency response: 20 Hz-20 KHz.Signal to noise ratio (SNR): 70Db.Total harmonic distortion rate (THD) 0.1%.Power indicator: Red and blue indicators flash alternately.Headphone charging: rechargeable 400MAH lithium battery.Charging port: mini 5-pin USB charging interface.Normal charging time: 2.5 hours.Talk time: up to 10 hours.Standby time: up to 20 days.Working temperature: -20 ° C -55 ° C.Package included:1 x Bluetooth headset.1 x charging cable.1 x 3.5mm audio cable.1 x user manual. Shipping and Packaging All items will be double checked and well packed before sending.Items will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for remote areas,it may take a little longer). Special Announcement:Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resolve the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .ReturnIf the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.