TWS39

Nice design, Perfect Sound,with led display,with power bank function
Bluetooth V5.0+EDR,JL6963          
Net Weight:  g
Earphone battery:30mAh                    
Effective distance:10M               
Standby time: 100Hours             
Working time : 4 Hours  
Frequency: 2402 ~ 2480 MHZ 
SNR: 16-bit 
Dynamic Range: 85dB
Speaker:∮ 8 mm,  16Ω
Frequency Response: 20 - 20KHz
Charging box: 1200mAh