Loa Bluetooth Không Dây Âm Thanh Nổi Gắn Mũ Bảo Hiểm [Chiwanji1] Cho Điện Thoại

Description: Strong waterproof performance, No worry any more when driving in the raining day. Hands-free call, ultra convenient for outdoor use. Can play wireless music when connected with BT devices. Just install your helmet, and enjoy the music at anywhere and anytime. Low power consumption with clear sound. Specification: Material: Rubber Color: Black Working voltage: 3.4-4.3V Working current: ≤50Ma Speaker power: 3W Built-in 400mAh lithium polymer battery Working temperature: -20-55℃ Waterproof: IP54 This is a wireless speaker fits all motorcycle and bicycle helmets, which gives you music enjoyment on the way. Hands-free call Headphone for motorcycle, bicycle, Skiing, Hiking, Scooter. Package Includes: 1 Piece Wireless Speaker