NORWII Amplifier 4000mAh Portable Rechargeable Mini Audio Amplifier with Wired Microphone Audio Amplifier for Training and Training Earphones,

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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. ------------------------------------------------------------------------------------------------------------------

【Small and loud】--1. Professional audio amplifier with a 3-inch high-power magnetic speaker. Compact (4.9 x 1.9 x 3.6 inches) and lightweight (0.56 pounds). 2. Up to 10 watts of sound for a coverage area of approximately 10,000 square feet (1,000 m²). Better sound sensitivity and sound penetration, providing clear, noise-free, distortion-free sound effects. [Long lifespan] - 1) 36-40 hours of continuous use 2) The mini audio speaker only takes 4-6 hours to charge [Easy to Carry] - 1. The portable speaker comes with an adjustable strap so you can tie it around your waist or neck. 2. The speaker amplifier for teachers has a clip on the back so you can clip it to a belt or other item. 3. The cable earphone microphone also has adjustable position and angle. 4. The stylish design makes it useful for educators, trainers, singers, coaches, tour guides, shopping malls, lectures, yoga, outdoor presentations, and more. [UPGRADED MICROPHONE SPEAKER] - 1) The speaker amplifier can be used as an MP3 audio player for computers and mobile phones. 2) The mini teacher audio amplifier can play one song repeatedly, loop all music, or switch songs. It also supports 3.5mm AUX audio input (the microphone port can be used as an AUX port) and can be used as a wired speaker. [Warranty and Caution] - 1. We offer a 12-month warranty and continuous after-sales service, so you can purchase with confidence. 2. Please charge the speaker before first use and place the speaker and microphone at a distance to prevent noise. NORWII Amplifier 4000mAh Portable Rechargeable Mini Audio Amplifier with Wired Microphone Earphones, Audio Amplifier for Teachers, Presentations, Guides, Meetings, Coaches, Training and Training