Stereo Binaural Wireless Bluetooth Headset

$1.69

product information: Name: (TWS) S7 Color: Chinese red, champagne gold, gentleman gray Technical specifications: Size: 3956188mm Output power: 5mW Channel: stereo Distortion degree: THD0.1% Frequency response: 6HZ-20kHz Signal to noise ratio: 295dB (A- Weigth) Battery capacity earlobe (each): 60mAh Charging box: 1200 mA Battery charging time: 90 minutes for earplugs Charging case: 2 hours