blend of style and functionality with the Adjustable Bluetooth Hat. This innovative hat integrates a Bluetooth speaker and microphone, allowing you to enjoy music and take calls hands- while on the go. I for outdoor sports, camping, and everyday use, this smart baseball cap ensures you stay connected and entertained wherever you are. Key Features and Specifications Built-in Bluetooth Speaker: Enjoy your favorite tunes without the need for headphones. Hands- Calling: Integrated microphone allows you to take calls on the go. Adjustable Fit: Designed to fit comfortably on any head size. Bluetooth 5.0 Connectivity: Provides a stable and efficient wireless connection. Long Battery Life: Ensures extended usage for music and calls. Durable Build: Made from high-quality materials for longevity. Specifications Table Specification Details Model GDLYL Bluetooth Hat Cabinet Material PVC Audio Crossover Two-Way Waterproof No Communication Wireless Speaker Type Portable Channels 2 (2.0) Support APP No Battery Yes Category Speakers Use Camping, Outdoor Sports Origin Mainland China Sound Mode Standard Mode Voice Control No Power Source Battery Number of Loudspeaker Enclosure 1 Input Power(W) <25W Input/Output USB Intelligent Personal Assistant None Width 13mm Depth 29mm Support Apt-x No Weight 161g Bluetooth Version 5.0 Playback Function MP3 Display Screen No Certification CE Touch Screen No Remote Control No Material Plastic Built-in Microphone Yes Height 20mm Key Points Convenient Bluetooth Speaker: Listen to music or take calls without additional devices. Comfortable and Adjustable: Ensures a fit for all-day wear. Bluetooth 5.0 Technology: Provides a seamless and stable connection. Built-in Microphone: Enables hands- calling, for multitasking. Portable and Lightweight: Easy to carry and wear during outdoor activities. Why Choose the Adjustable Bluetooth Hat? The Adjustable Bluetooth Hat is the accessory for anyone who enjoys outdoor activities and staying connected. Whether you're hiking, biking, or simply running errands, this hat allows you to enjoy music and take calls without the hassle of carrying extra devices. Its comfortable fit, durable design, and advanced Bluetooth technology make it a for tech-savvy individuals who value convenience and style. Please Note Ensure the hat is fully charged before initial use for optimal performance. Avoid exposure to moisture as the hat is not waterproof. Follow the user manual for instructions on pairing and operating the Bluetooth functions. Handle the hat with care to maintain its longevity and functionality. Stay connected and entertained on the go with the Adjustable Bluetooth Hat, the fusion of fashion and technology!   【Bluetooth Headphones & Sports Speaker 2 in 1】Bluetooth Speaker hat allows you to listen to your music without having to wear additional headphones.Microphone to let you won't miss any callings. suitable for gym,Fishing,running,skateboarding,mountaineering, camping,skiing and other outdoor activities. 【Wireless Bluetooth Technology 】Wireless Music hat pair with any Bluetooth-enabled smartphone or tablet devices quicker & easier. 45 feet wireless range, provides up to 6 hours of Playing Music or Talking with a 48 hours standby time. fit outdoor Sports. 【High Quality Audio 】Bluetooth Speaker hat has excellent stereo sound quality output that makes pairing to smartphone or tablet device quick & easy.True HD HIFI sound featuring great sound quality.Let you enjoy music anytime.Head measurement: 20.5"-25.2", Size 6 5/8 -- 8. 【 Electronics Gift】This Bluetooth baseball hat is the Christmas for men, women, boys and girls, Halloween, Thanksgiving, New Year's Day and birthday gifts . A gift for everyone. 【Fashion, Comfy & Washable】The simple panel display on the ear of the Bluetooth wireless hat has 3-prompt buttons. Go pass the basic controls of pausing/playing music and be able to answer calls, skip songs, and control the volume.