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How To Use: 1.Plug the battery into the earpiece 2.Set mobile phone to match the Bluetooth 3.Adjust the volume of drive equipment to reach satisfaction.
Specifications: Bluetooth Invisible Spy Earpiece, mini wireless earpiece is a micro-mini wireless inductive receiver which transforms audio signal through electromagnetic induction. These products make the covert communication possible when it is inconvenient to expose earpieces. earpiece is widely used in many departments .Using this device; You can hear the voice from the person other side, and the person of the other side can also hear your voice. Features and Highlights :Smallest and low weight, easy to conceal, Comfortable for wearing with an optimum anatomic design , All skin color, more invisible,100% made in Taiwan, high quality Work principle: Mini wireless earpiece is a two-way reception equipment driven by Bluetooth Structure: Mini wireless earpiece consists of specialized chip, shell, faceplate, battery door, handle etc. 1. Battery door Open battery door by fingertip, install the battery perfectly and push the battery door to battery box. 2. Handle Clarity and high strength string help you to take out the earpiece from ear canal easily. Technical specification: Mini wireless earpiece (305 earpiece) receives signal by inductive coil, across electromagnetic fields Receiving distance: 50-70 cm Standard Zinc-air battery: type SONY 337 Battery life: about 5 hours Audio bandwidth: from 300 Hz to 4 KHz Distortion: <2% Size: 3x5x7mm Working frequency: all frequencies Bluetooth (Work with cell phone) The Bluetooth which is used in conjunction with earpiece is one of the mobile phone's