Anker Soundcore Liberty 4 NC Wireless Earbuds

1mm dynamic drivers for clear & powerful sound Adaptive ANC 2.0 – up to 98.5% noise reduction Hi-Res audio with LDAC technology for better quality Battery life up to 50 hours with case Single charge gives around 10 hours playback Bluetooth 5.3 with multipoint connection 6 AI microphones for clear calls IPX4 water resistant – splash & sweat safe