Usams TWS Earphone - YI Series US-YI001 Speakers Amplifiers There are 4 colors: black

There are 4 colors: black

-High Quality Membrane Tactile Key Switch Allows user to comfortably actuate every single key stroke with precision

-Small and exquisite

-Support resolution up to 1920x1200 and 1080P (HDTV)

original sound quality-Mini bending design

Usams TWS Earphone - YI Series US-YI001 Speakers Amplifiers There are 4 colors: blackBluetooth 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