Model no: Thorsmart X20/X21
HIFI Sound Wireless Earbuds (TWS)
1.Bluetooth Version: V5.4
2.Chipset: Bluetrum
3.Profile: A2DP\AVCTP\AVDTP\AVRCP\HFP\SPP\SMP\ATT\GAP\GATT\RFCOMM\SDP\L2CAP
4.Bluetooth Distance:10M
5.Impedence: 16hm
6.Frequency Range: 20Hz-20KHz
7.IPX level: IPX4
8.Sensitivity: 96dB
9.DB noise reduction: -22±3db
10.Signal to noise ratio: ≥98dB
11.Battery: 30/ 300MAH
12.Driver Size: 10mm*2
13.Charging port type: Type-c
14.Earphone charging Time:1.5h
15.Accessories: type c charging cable, S/M/L ear silicone(In ear model)
16.Material: ABS