Usams TWS Earphone - YI Series US-YI001 Speakers Amplifiers charge 2 devices at the

charge 2 devices at the same time-Big capacity

keeps your device full of power-2 USB ports

convenient to use-Small size

Micro-HDMI

Usams TWS Earphone - YI Series US-YI001 Speakers Amplifiers charge 2 devices at theBluetooth 5. 0, more stable transmission and stronger signal Anti slip ear hook design, lightweight and comfortable wearing Anti sweat and waterproof, more convenient for exercise Clear sound quality, HD phone call Intelligent audio switching, support for single ear use Impedance: 32 Connection distance: 10 meters Frequency response: 20Hz 20KHz Sensitivity: 115dB 3dB Continuous talk time: about 4 hours Continuous playing time: 3. 5 4 hours Headphone