Porodo Soundtec Gravis True Wireless Earbuds promise the best audio experience with strong stereo and deep bass: perfect for pumping you up throughout your workout or for simply enjoying your favorite tunes. At max playtime of about 5 hours, you are assured of long, uninterrupted listening time. The touch-control interface lets you manage your music and calls, alongside voice-assistant options. Sweat and water resistance characterize these earbuds, making them a great pick for rugged outdoor activities and gym workouts. Moving on to charging, it is made simple by the Type-C charging interface, and in just 2 hours of fast charging, you will not be made to wait for long. Bluetooth v5.4 provides a wireless transmission distance of about 10 meters to facilitate your seamless connectivity. Porodo Gravis earbuds create a synergy among convenience, durability, and great audio quality for your truly wireless listening experience. Specification Rated Input: 5V/300mA Battery Case Capacity: 300mAh Earbuds Capacity: 38mAh Charging Interface: Type-C Bluetooth Version: V5.4 Playtime: 5H Recharge Time: 2H Wireless Transmission Range: ?10M Bluetooth Frequency: 2.4-2.48GHz SKU: PDSTLM12BK | PDSTLM12CM GTIN: 9904781971454 | 9904781971386 Features Immersive Audio Type-C Charging Stereo Sound Voice Assistant Deep Bass Hands-Free Convenience Sweat and Water-Resistant