M5B Winter Hat with Bluetooth Speaker Bluetooth Beanie Hat Earphone Function Wireless Smart Speakerphone Cap for Outdoor Sports - Black

• It brings HD HIFI sound quality, let you enjoy music anytime when exercising

• With stable V5.0 technology sync to any Bluetooth-enabled devices in seconds up to 15 meters without connectivity dropping

• Built-in HD microphone for hands-free calling

• Convenient to operate, just press the button to pause/play music and be able to answer calls, skip songs, and control the volume 

• Perfect suitable for gym, fishing, running, skateboarding, mountaineering, camping, skiing and other outdoor activities

• Easy to remove and reinstall so that you can wash your hat

• Perfect electronics gift for men, women, boys and girls, Halloween, Thanksgiving, New Year's Day and birthday

Specification:

• Model: M5B

• Bluetooth protocol: 5.0

• Transmission range: 15 meters

• Function: battery display, call function, play music

• Channel: Stereo

• Frequency range: 20-20KHz

• Sensitivity: 95 decibels

• Battery capacity: 200mAh

• Working time: 6h