- JAFFENINFO TECHNOLOGY DEVELOPMENT CORPERATION
- spy wireless earpiece, bluetooth inductive loop, spy carmera.
- Address:NanShan Software Park, Shenzhen, Guangdong, China
- Winsong Technology Development Co.,Ltd.
- Spy earpiece, Covert earpiece, Wireless earpiece, Inductive earpiece.
- Address:The Second industry Park of Nanyou, Nanshan District ,Shenzhen Shenzhen Guangdong 518054 China
- S&L Works LLC
- smallest earpiece,bluetooth earpiece,wireless earpiece,inductive earpiece,security earpiece.
- Address:702 E. Simpson st# 1190
- Shenzhen TAYX LTD
- spy earpiece, inductive earpiece, inductive neckloop, inductive spy earpiece.
- Address:Zhenhua Rd Shenzhen Guangdong China
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