NAGAOKA Bluetooth Compatible Aluminum Housing Wireless Earbuds BT821 Black 5.0

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【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ------------------------------------------------------------------------------------------------------------------

Bluetooth version 5.0 Communication distance: up to approximately 10m Standby time: up to 120 hours Talk time: up to 4 hours Continuous music playback time: up to 5 hours Charging time: approximately 2 hours Driver: 10mm, Sound Pressure Sensitivity: 42dB, Frequency Range: 20-20000Hz Continuous music playback time: up to 5 hours Charging time: approximately 2 hours Impedance: 16 ohms These Bluetooth earphones feature aluminum housings and offer a long playback time of approximately 5 hours. Each earphone is equipped with a magnet, so you can wear them around your neck like a necklace when not in use to prevent them from getting lost.