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VoiceBooster Voice Amplifier & Mp3 Player & FM Radio 25watts Black MR-AK38 by TK Products,Portable, for Teachers, Coaches, Tour Guides, Presentations, Costumes, Etc.

4.6 4.6 out of 5 stars 197 ratings

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Purchase options and add-ons

  • Small Super Powerful Voice Amplifier/Speaker Mp3 player & FM Radio. Size is 3.7in diameter x 5.8in length
  • Rechargeable lithium batteries that last 10-15 hours of continuous use before needing a charge. Battery life will last 2-3 years. Very loud, excellent clarity, low feedback. Sound covers over 7,000 square feet.
  • USB port and MicroSD Port with controls for playing Mp3 music. Can also be used as a speaker for external Mp3 players. The amp has a microphone input and a MP3 input . The amp will accept signals from both input ports and out through the speaker at the same time. FM Radio with automatic tuning.
  • Comes with TK Products User Manual, Headset microphone, Charger cable (US plug), MP3 cable (male to male 3.5mm), MP3 line in port, Microphone line in port, USB and MicroSD port, MP3 controls, adjustable waist band, Carry bag.
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What's in the box

  • Amplifier, Headset Microphone, Belt Strap, Charger cable, Patch cable, and Instruction Manual
  • Looking for specific info?

    Product Description

    From TK Products, LLC
    Model: Aker MR-AK38
    Color: Black
    Peak Power output: 25 Watts
    Frequency response: 100hz ± 13db1khz ± 1db
    Dimensions: 3.74in Diameter x 5.79in Length (95mm x147mm)
    Weight (w/ Batteries): 1.72 lbs (780 g)
    Voltage: 7.5v
    Current consumption: 150mA Speaker Sensitivity: 53 dBV/A +- 3 dB
    Power Source: Built-in Lithium Rechargeable batteries
    Battery Life: 10-15 hours, 6 hour recharge, 2-3 year life (replacements available)
    Also included: Headset microphone, Charger cable (US plug), MP3 cable (male to male 3.5mm), MP3 line in port, Microphone line in port, adjustable waist band, Carry bag.

    Possible Uses: Costumes, Props, Electronic sound effects, MP3 player, Teachers, Professors, Ministers, Coaches, Tour guides, and Presentations.

    Features:
    - Built in FM Radio
    - USB and MicroSD port for playing MP3 music and sound files
    - Rechargeable lithium batteries that last 10-15 hours of continuous use before needing a charge.
    - Battery life will last 2-3 years.
    - Sound covers over 6,000 square feet.
    - Comes with adjustable waist or neck band
    - Can also be used MP3 speaker. The amp has a microphone input and a MP3 input . The amp will accept signals from both input ports and out through the speaker at the same time.

    Product information

    Warranty & Support

    Product Warranty: For warranty information about this product, please click here

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    VoiceBooster

    VoiceBooster Voice Amplifier & Mp3 Player & FM Radio 25watts Black MR-AK38 by TK Products,Portable, for Teachers, Coaches, Tour Guides, Presentations, Costumes, Etc.


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    Customer reviews

    4.6 out of 5 stars
    4.6 out of 5
    197 global ratings

    Customers say

    Customers like the versatility, size and battery life of the portable audio product. For example, they mention it's great for street preaching, ideal for open air preaching in festivals and on the streets, and it holds a charge for a long time. That said, they say it'll give over 12 hours of use on each charge. Customers are also impresseded with the value, performance and sound quality. They say it works really well, the amp works wonderfully, and that it'd be a great purchase.

    AI-generated from the text of customer reviews

    49 customers mention39 positive10 negative

    Customers like the sound quality of the portable audio. They mention that the sound is great, loud, and clear. They also appreciate the extra features that enable it to be portable and have very little feedback noise. Overall, customers say it's an excellent voice amplifier that packs a punch for its size.

    "...Whether the input is voice, mp3, or FM, it is clear and crisp at any volume...And believe me, this unit will project at LOT of volume...." Read more

    "...It holds a charge for a long time and sounds really clear for the most part...." Read more

    "...mic right against the mouth, which is an advantage, since it does not pick up noise from the immediate area, like people walking past talking,..." Read more

    "...In my opinion it is acoustically equalized for voice, it is actually very loud. It works ok for music, just not HiFi sound...." Read more

    28 customers mention25 positive3 negative

    Customers like the performance of the portable audio. For example, they say it works well, has an aux jack, and an MP3 player. Some say the voice amp works great outside and for open air preaching. Overall, most are happy with the performance and functionality of the product.

    "...it did indeed have a barely perceptible clear plastic covering - Unit was flawless...." Read more

    "...It still works really good, but it just could be better in my opinion. I may decide to get a sleeker headset that is of a smaller profile as well...." Read more

    "...to facilitate outdoor team building activities and It works great for groups up to 80 people...." Read more

    "...This device works WONDERFULLY when working properly. However I am starting to think that these are not made properly." Read more

    25 customers mention22 positive3 negative

    Customers like the quality of the portable audio. They say it has excellent speakers, is well-made, and is a powerful little unit. Some customers also mention that it looks promising.

    "...The unit is light, but solidly made. The round shape fits comfortably under my arm with the shoulder strap...." Read more

    "Good little amp so far. Loud and clear lasts for hours. Excellent tool for ministry" Read more

    "...You cannot beat it for the price. The Voice Booster seems to be very durable and will give over 12 hours of use on each charge of the batteries." Read more

    "I order this item for my wife who is a teacher. The item looks promising, but upon close examination, I decide to return the item...." Read more

    13 customers mention13 positive0 negative

    Customers like the versatility of the portable audio. They say it's great for street preaching, preaching Jesus' Gospel, and open air preaching in festivals and on the streets. Customers also mention that it'd be an excellent tool for ministry.

    "I’m SO amazed at the audio quality of this voice booster! Perfect for street preachers, public speakers, tour guides, protests, etc...." Read more

    "Great for street preaching! On one hand I wish it had the power to be a bit louder...." Read more

    "Good little amp so far. Loud and clear lasts for hours. Excellent tool for ministry" Read more

    "...This is a great addition to our ministry!" Read more

    12 customers mention12 positive0 negative

    Customers are satisfied with the value of the portable audio. They mention that it is well worth the price, works great, and has saved their club lots of money. Some say that the sound quality is awesome.

    "...Either way, it's well worth the price. I recommend this one over all the others out there under the $300 price point." Read more

    "...Excellent price! You will not regret buying this speaker made by Anker!" Read more

    "...Works great and has saved our club lots of $$$." Read more

    "This is exactly what I was looking for, a light, inexpensive, easy to use loudspeaker. I use it for street preaching at local events...." Read more

    11 customers mention11 positive0 negative

    Customers are satisfied with the battery life of the portable audio. They mention that it holds a charge for a long time, and provides over 12 hours of use on each charge. Some say that it's light, compact, loud, and lasts for

    "...It comes fully charged and provides 10+ continuous hours per charge...." Read more

    "...It holds a charge for a long time and sounds really clear for the most part...." Read more

    "...Has a long battery life." Read more

    "Works well and holds a charge for a very long time.The headset is terribly uncomfortable. But another headset." Read more

    11 customers mention8 positive3 negative

    Customers like the size of the portable audio. For example, they say it packs a lot of punch for being small, it's small and light, but it puts out great sound, and the size and weight is perfect. Some say the round shape fits comfortably under their arm with the shoulder strap, and it works great out in large crowds.

    "...The unit is light, but solidly made. The round shape fits comfortably under my arm with the shoulder strap...." Read more

    "...headset is surprisingly comfortable and responsive and the size and weight is perfect...." Read more

    "...The headset is just OK because it is kind of short and you need to position it it just right...." Read more

    "loudspeaker, and fits around my waist." Read more

    10 customers mention10 positive0 negative

    Customers are satisfied with the weight of the portable audio. They mention that the unit is light, but solidly made. They also appreciate the portability, the volume, and the battery life of the product.

    "...The unit is light, but solidly made. The round shape fits comfortably under my arm with the shoulder strap...." Read more

    "The power of the sound is great and the mic is light and picks up my voice well...." Read more

    "This is exactly what I was looking for, a light, inexpensive, easy to use loudspeaker. I use it for street preaching at local events...." Read more

    "I really like the portability, the volume and the batter life of this unit...." Read more

    Top reviews from the United States

    Reviewed in the United States on July 25, 2015
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    Reviewed in the United States on January 31, 2023
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