1MORE Fit S31 Open Sports True Wireless Bluetooth Headphones

Product features:

• The body size is reduced by 50% and weighs only 8.2g, which is 30% lighter than the previous model.
  
• The redesigned earhook adds 3D curvature, makes it more stable to wear, and fits closer to the ear for better performance.
• 14.2mm extra large DLC diamond-like diaphragm dynamic coil
• 1MORE Bass More+ low frequency enhancement algorithm
• Redesigned ear hooks fit your ears firmly and are painless when worn for a long time
• IPX5 waterproof and sweat-resistant
• 8 hours of playback (30 hours of battery life in total)
• A total of 4 microphones + DNN call noise reduction algorithm