8Safety Precautions/Notes on waterproof, dustproof and shock-resistant propertiesDo not bring the product close to magnetized objects such as cash cards, floppy disks, credit cards, and prepaid cards. Doing so might result in loss of recorded information.Do not allow liquids, metal objects, burnable items, and other foreign matter to get inside the microSD memory card slot. Failure to do so might cause fire, electric shock or a fault.Do not swing the product around by holding an attached earphone (sold separately), hand strap, etc. Doing so might cause injury or other accident or damage.Use the product with the covers of external connection jack, etc. closed. If the covers are open, dirt or water may get inside causing a fault.If you have a weak heart, be careful when setting the incoming vibration and ringtone volume to prevent adverse effects on your heart.Pay attention to items becoming stuck to the product. The speaker uses magnets, and so thumbtacks and pins, craft knife blades, staples, and other metal objects sometimes become stuck to the main unit, and cause unexpected injury. Before using the product, be sure to check that there are no foreign objects on the speaker or other parts.Do not put the product directly on sand at a beach, etc. Sand or other small particles might get inside the earpiece, microphone or speaker, causing the volume to drop. If sand gets inside the product, it might cause overheating or a fault.When using the product for calling or data communication, be careful not to keep the product in direct contact with your skin for a prolonged period, or not to cover the product with paper, cloth, bedding, etc. The product might get hot, causing fire, burns or a fault. ■ Battery pack(The battery pack of this product is a lithium-ion battery.)The battery pack is not fully charged at the time of purchase. Charge the battery before using the product.DANGERBe sure to read the following hazards before use.Do not short-circuit the positive (+) and negative (-) terminals of the battery pack.Connect the battery pack to this product in the correct orientation. Connecting in an incorrect orientation might cause rupture, fire or overheating. Do not try to forcibly connect the battery pack, instead thoroughly check the connection terminals carefully before connection.Do not puncture the battery pack with a nail, hit it with a hammer or step on it. Doing so might cause fire or damage. Do not allow metal objects (such as necklaces and hairpins) to come in contact with the connection terminals when carrying or storing the battery pack. Doing so might cause fire or a fault due to a short circuit.Do not disassemble, modify or directly solder the battery pack. Doing so might cause spilling of the battery liquid resulting in an accident such as loss of eyesight if it gets into eyes, or cause overheating, fire or rupture. Do not use a battery pack that has been dropped, stepped on, damaged, or leaking battery liquid. Immediately move the battery pack away from fire if you notice leakage of liquid or unusual odor. Failure to do so might cause the leaked liquid to catch fire resulting in fire or rupture.Do not wet the battery pack with water, seawater, pet urine, etc. A wet battery pack might cause overheating, rupture or fire. If you drop the product into water by mistake, immediately turn off the power, remove the battery pack, and contact an au shop or Secure cell phone support center. Never charge the wet battery pack.