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Note:
1.This item only earpiece. can not work alone, if you have not appendix, please buy full sets. One coil supports multiple earpieces. You may using two earpieces with one coil to get better listening effects
2.If you never use these mini micro special function device work for covert hidden talk, don't use HIFI music headset rule to judge it, if you want to listen HIFI music, please buy big ordinary speaker-headset.
3.This item is an electromagnetic induction type mini earphone, which is easy to be disturbed by the electromagnetic oven, fluorescent and mobile phone, high-voltage line, transformer, also school' electrically-controlled classrooms, etc
Specification:
-Size : 7 x 7 x10mm
-Shape : anatomical shape
-Receiver type : magnetic/analogue
-Color:As the Picture show
-Battery type: SR416sw/337
-Net Weight : 0.6g
Package Content:
10 Pcs Earpiece (NO battery and coil)
