Headphone battery capacity 45 m Ah, bottom compartment battery capacity 350 m Ah. Charge for 30 minutes, you can talk for 2.5 hour and play for 3 hours. Distance 5-8 meters. Storage box charging times 4-5 times. They come in black or white, are made of ABS material with an ergonomic design, measure 3.9″ x 3.9″ x 1.3″, and deliver extraordinary high-definition audio quality. Comes with color box, manual and data cable.
Dimentions: 3.9×3.9×1.3 inch
Imprint Method: Screen Printed