Replacement Wireless Headset Battery, 3.7V, 700mAh

This replacement lithium-ion battery is engineered for the Bose SoundSport Free charging case, delivering reliable power management for extended portable audio use. The 3.7V Li-ion battery features a 700mAh capacity (0.7Ah / 2.59Wh), providing sufficient energy to deliver up to two complete charge cycles to the earbuds, extending their playback time by approximately 10 hours beyond the buds' native 5-hour battery life. Designed with industrial-grade specifications, this battery measures 1.36 x 0.7 x 0.65 inches and weighs 0.2 lb, making it compact enough for portable charging case integration while maintaining robust performance standards. The blue-colored battery is constructed from proven Li-ion chemistry, selected for its consistent voltage delivery and cycle life reliability. This component is ideal for replacement and refurbishment applications in audio equipment servicing, corporate fleet audio solutions, and commercial workplace environments requiring dependable wireless earbuds. Whether used in retail operations, healthcare facilities, or corporate settings where hands-free communication is essential, this battery ensures uninterrupted device functionality throughout the workday. The battery's compact form factor and efficient energy storage make it suitable for OEM integration, repair shop inventory, and bulk purchasing by equipment maintenance departments. Compatible with Bose SoundSport Free charging case systems, this replacement part meets the demanding requirements of professional and industrial users who depend on consistent, long-lasting power solutions for mission-critical audio applications.