TWS headphones now begin from 2018, 2019-2020 volumes, like housing, just start now? Or in a mountainside, or a mountain,
My judgment is just started, behind many opportunities,

Now what do you want to be a TWS scheme of bluetooth headset, there are familiar with cost-effective technology people can discuss together,
Using CST blue sin? Or by jay? Qualcomm is or?


Product highlights:
1) connection (including the ease of use, compatibility, reliability, even back)
2) quality (including transmission, ADC and DAC)
(3) noise reduction ENC, the ANC, AI noise reduction)


Scheme comparison:
High price is high, development easy
Jay price low, development difficult
Zhongke blue sin the lowest price and the difficulty of the custom development big