| Customization: | Available |
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| Signal Transmission: | Bluetooth |
| System: | APP |
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| Receive Frequency | 2.9-4KHz |
| Material | ABS |
| Color | White, Black, or Customized other Color |
| Size | 50*40*13.5mm |
| Weight | 17.5g |
| Battery | CR2032*1PCS |
| Decibel | 120DB |
| Logo | OEM |
| Package | White box |
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