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ESL Cov Nqi Them Nqi Ntxiv Ntxiv EAS rau Kev Muag Khoom Muag Khoom Muag Khoom Muag
1.8 nti ESL cov nqi them nqi siv nrog EAS tiv thaiv tub sab
58khz / 66khz / 8.2mhz lossis customized
OEM / ODM txaus siab
Rau lub thawv, peg nuv, wine fwj, thiab lwm yam.
