HIFIMAN TWS800 High Impedance Hi-Fi True Wireless Earphones with Built-in Amp for Audiophiles, Great-Sounding Waterproof Noise-Isolated with Mic Charging Case, Touch Control, Bluetooth 5.0-Silver

With built-in amp and audiophile-grade drivers for true Hi-Fi output; Hi-tech Magnet providing outstanding performance and sound quality; 150Ohms High Impedance Alloy Voice Coil for unmatched clarity and full range sonic clarity

Great-sounding Bluetooth with HiFiMAN Topology Diaphragm The "Topology Diaphragm" refers to a diaphragm with a special Nano particle coating applied to its surface. The distribution of the coating has distinct geometric patterns. By varying the surface pattern and the compound used, the thickness or geometric pattern sound wave formation can be manipulated to achieve the desired audio effect and control. Detailed and natural high-frequency reproduction

Metal casing brings better frequency response and lower THD. Long Communication Distance - keeps the antenna design of TWS800. IPX4 Water and Dust resistant; 23dB passive noise-cancelling technology; Touch Control

4.5 Hours on a single charge. 31.5 Hours with charging case. The charging case supplies up to six complete charges

Ergonomic design, 6.8 g - light and comfortable; Best fit for maximum comfort over hours of listening. HIFIMAN's experience in custom-fit earphones is evident in the TWS800. Charging case easily holds the largest ear tips by increasing the inner space. Eight pairs of ear tips in the package