product information:
Name: (TWS) S7
Color: Chinese red, champagne gold, gentleman gray
Technical specifications:
Size: 39×56×188mm
Output power: 5mW
Channel: stereo
Distortion degree: THD＜0.1%
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
