Fiche TechniqueAuriculares Bluetooth Con Pantalla Táctil Digital Toumi N21 TWS headset Description: 1.100% brand and newa 2. Second generation Bluetooth 5.2 chip 3. 9D stereo HIFI bass surround 4. Pull-out charging box design 5. Ergonomic design; will not fall when worn on the ear 6. Life waterproof; no matter whether it is sweat in…