Tour Guide Bluetooth Compatible for Teachers Voice Amplifier Belt Rope Music Play Handsfree ,True Acoustic Power Amplifier

<p>Specifications: </p><p>Color:Black,white</p><p>Port type :USB</p><p>Connection mode: Bluetooth connection</p><p>Frequency response range: 60HZ-15khz</p><p>The power: 5 w</p><p>Signal to noise ratio: 75 db or higher</p><p>Vocal channel: Mono channel</p><p>Power supply: built-in battery</p><p>Extended storage :32GB</p><p>Number of speakers :1</p><p>Bluetooth protocol :5.0</p><p>Effective distance :10 meters</p><p>Battery capacity :2200 mah</p><p>Running time :8 hours</p><p>Shell material: plastic</p><p>Supported format :TF card</p><p>Whether the radio function is enabled: None</p><p>Play format :MP3</p><p>Size(about):8.5x2.3cm/3.3x0.9inch(LxH)</p><p></p><p>Note: </p><p>1. Due to the light and screen difference, the item's color may be slightly different from the pictures.</p><p>2. Please allow 0.5-2 cm differences due to manual measurement.</p><p>Related Products:voice amplifier,megaphone,speaker with microphone,voice amplifier for teachers,bullhorn megaphone,voice amplifier wireless microphone,portable pa system,teacher microphone for classroom</p>

• Compact size1:1 reduction size, only the size of a hand, can be easily held in the hand, or hang on the pocket easily no burden.Strong sound 360° stereo surround. Full screen mode, full frequency front and back, sound loss driver, forming omnidirectional sound effects. Raise your voice or face wherever you like!
• Easy to wearLight to 200g, easy to wear, lectures are not tired, small size, easy to carry. Light weight and no burden.The teacher you hard, "the average 8 hours a day lecture throat often hoarse" at this time you need a megaphone to help you protect the voice to reduce throat pressure!
• High volumeHigh volume to protect the voice, internal magnetic plus external magnetic high-power, with excellent loud sound quality, high volume does not stab the sound does not break the ear, the sound is more clear, shocking auditory effect.
• No noise interferenceNo matter how small it is, it can't limit my energy. It uses a , large-capacity battery that can continuously expand sound for 20 hours and can be directly charged for about 2 hours.A new generation of noise reduction technology, no noise interference to make the sound more beautiful, effective to prevent howling, protection components.
• A distance of 10 metersConnected at a distance of 10 meters, the one-touch NFC technology can easily pair Bluetooth devices. The Bluetooth pairing is unconstrained and the music is free.High power, wide coverage area. Surround sound field. Using digital efficiency system, low distortion, high clarity, transparent and bright sound.
• As a stereoIn addition to the amplifier, it can also be used as a stereo to enjoy music with its own cable, which can be used to play on mobile phones, computers, tablets and laptops.