TNB TWS XTREMWORK Wireless Headphones

These TWS headphones will accompany you in all conditions - IPX5, they are water and dust resistant, while providing you with optimal sound quality thanks to Bluetooth 5.0 Enjoy a 9 hour battery life (listening) on your headphones - Storage/recharge them with the charging case offering up to 15 full charges - total battery life of 135 hours Play pause track control, built-in volume control, rubber earbuds (soft touch), soft silicone ear tips Built-in universal microphone. Compatibility: universal (all smartphones, MP3, tablets). Power supply: 1800 mAh lithium battery, total battery life: 135 hours, connectivity: Bluetooth Magnet diameter: 10 mm; Neodymium (NdFeB) Impedance: 16 Ohms, Sensitivity: 86 dB, Range: 10 metres max Frequency range: 20 -2000 Hz - Sound. Black