1. The CE test standards and items required for TWS earphones include EMC test, RF test, SAR evaluation, and LVD test.

2. EMC tests whether the earphones meets the standards of CE directive on electromagnetic compatibility;

3.RF test is for the test of radio communication products. Because the wireless earphones adopts wireless Bluetooth technology, it must meet the requirements of CE-RF;

4.SAR is the electromagnetic wave absorption ratio, for the safety and health protection requirements of electronic and electrical products;

5. LVD test is a low voltage instruction to ensure the safety of the equipment in low voltage conditions. The part with the charging case also meets the requirements of LVD instruction