Specifications: Our earphone hats can be washed by hand. Before washing, please make sure to take the two earphones from the beanie hat pockets. Precautions: 1. Hand wash in water below 40 degrees when washing. 2. No machine wash, no wringing, no dry cleaning, no bleaching. Item Name: Bluetooth Beanie Hat Material: Acrylic Fiber Gender: Unisex Bluetooth Version: 5.0 Battery Capacity: 200mAh Battery (Included) Function: Battery Display, Call Function, Support Music Channel: Stereo Single or Dual Ear: Bilateral Stereo Applicable Gift-giving Occasions: Outdoor Cycling, Weddings, Birthdays, Holidays, Housewarming, Trade Fairs, Advertising Promotions, Employee Benefits, Anniversary Celebrations, Business Gifts, Opening Ceremonies, Awards Commemorations, Public Relations Planning Transmission Range: 10 Meters Standby Time: 48 Hours Charging Time: 1 Hour Play Time: 6-7 Hours Features: Gift, Warm, Bluetooth 5.0 Size: 22cm x 21.5cm x 2cm/8.66" x 8.46" x 0.79" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bluetooth Beanie Hat 1 x USB Charging Cable 1 x User Manual