This knit kerchief uses high-grade artificial wool-acrylic fiber, which does not shed hair, deform or shrink. The products have passed various international certifications and are exported to Europe, America and the Middle East, and have won the unanimous recognition of our customers. Hats can be customized LOGO and Bluetooth parameters according to customer requirements to meet different needs of customers.

Basic product parameters

bluetooth version: V4.1

binaural bass stereo sound effect

polymer lithium ion: 180mAh

bluetooth distance: 10m

continuous working period 4-8H