Min. Order Reference FOB Price
1000 Pieces US$72.00-150.00 / Piece
Product Description
Product Description 1. Bluetooth APP adaptive test, using a digital chip solution, ultra -low power consumption, including filtering, noise reduction, WDRC and other algorithms; 2. There are five volumes, click the button to recycling the volume of volume; 3. Self -bristling mode; 4. The ...