CM-163
Bluetooth Chipset: Realtek RTL8763B Bluetooth Version 5.0
CM-187
JIELI AC6925 (Bluetooth Version 5.4)
CM-765
ANC TWS; Noise reduction depth 30db
CM-821
Qualcomm TWS with ENC
CM-709
60 MS Ultra-low latency
CM-192
TWS Earbuds
CM-736
7 colors twinkle lights TWS
CM-755B
JIELI AC6983 (Bluetooth Version 5.3)
CM-749
Transparent TWS
CM-811
Qualcomm TWS,With dual driver( 2 mics)