Things to avoid when choosing a teaching assistant

Teaching aids are a small device, used to replace loud and heavy speakers and amplifiers. Thanks to the outstanding features, this device is gradually being chosen by many people, especially with teachers and tour guides.

But how to choose this product? It should be noted what points, not everyone knows. If you are planning to own a teaching assistant, please consult our article to avoid mistakes below.

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I. Benefits of teaching aids

1. Help teachers not to speak loudly when teaching. For teachers who have to teach regularly, the ability to speak is very important, no matter how good health is, talking loudly will be very tiring.
2. Helping listeners easier to hear, especially in large meeting rooms, large lecture halls .
3. Limiting being hoarse, sore throat or throat diseases when speaking a lot.
4. Music can be opened or a recorded recording is available for students to listen to when needed.

II. Points to avoid when buying teaching aids

1. The bigger the machine, the louder

Usually people have the idea that the greater the teaching aid, the bigger the sound will be. However, it was true only in the past, today in the technological age, companies are always racing to launch ultra-small, ultra-thin products, so this is no longer valid, no longer true.

The best teaching aids should have a capacity of between 10W - 20W to ensure the sound size. Big or small size of the device will depend on user preferences. The size of the product depends on the preferences of each user. It is best to choose teaching aids of small size to facilitate carrying and moving, fashion is also more beautiful. At the same time, it will help users to be professional and luxurious, create sympathy from the listeners.

2. Costs are as cheap as possible

Choosing to buy a low-cost tutor will save you an initial amount of money. However, users may face many risks later as high risk of failure.

Low-cost machines often will not have a clear origin, so it is difficult to find replacement parts if they fail. In addition, anti-noise equipment is poor, so I hear many noise like howling, hissing .

3. The longer the charging time, the longer the use will be

Many people have a perception that the charging time will be proportional to the time of use, so users will often try to plug in after fully charging the battery. However, this is quite a misconception, this habit can cause the assistant's battery to be bottled and reduce the life expectancy quickly.

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4. No need to choose a big brand

Currently on the market the teaching aids are very rich, the brand's popularity is proportional to the price. Many people want to buy products at affordable prices, so it's easy to accept brands that don't have a clear origin.

However, when products encounter quality problems, users realize the importance of reputable brand products. Products will be maintained, spare parts are always quality assured. Products of major brands that have passed the test of the authorities, are certified to be safe for health, avoid headaches, earaches because they have to listen to a lot of noise.

5. The louder the sound, the better the sound quality

The teaching assistant has the main function of amplifying the sound, so that the user does not need to speak loudly but still communicates clearly to the listener. But many users only pay attention to the "big" factor, not paying attention to "clarity".

This causes many people to choose a machine at the place of purchase, to see loud language, when used regularly, the machine is shrieking, hissing, uncomfortable for both listeners and speakers. So when buying a device, besides the loudness of the voice, pay attention to the sound quality.

III. Top best teaching aids today

To make it easier for you to choose, Quantrimang will introduce some of the positive teaching assistants from consumers.

1. Shidu F17 teaching assistant - UHF - Reference price: 1,590,000 VND

If the Shidu F17 paraprofessional uses FM audio technology for its ability to speak in small spaces, the F17- UHF Shidu teaching aids have been upgraded to UHF technology for better sound quality and ability. use in large spaces.

Shidu F17 - UHF has a stylish design with LED screen and control buttons on the top of the camera, giving you the most comfortable and convenient for users.

The product uses wireless microphones, has wireless connectivity in the range of 30 - 35m, so this will be an appropriate choice for speakers to use in presentations, used for tour guides. , classrooms have a large area.

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Specifications:

1. Warranty 12 months
2. Made in China
3. Brand: China
4. Capacity: 17W

2. Teaching assistant Mega S878 - Reference price: VND 1,050,000

Mega S878 teaching assistant is a compact product suitable for tucked on pants belt without creating any entanglement. The device uses a head-mounted microphone, the streamlined design has brought more modernity in how to handle form compared to previous products.

The device uses a Li-ion 3.7 battery that can charge quickly in just 3 - 4 hours, with a long-term continuous use of 8-12 hours when lecturing or giving presentations. This versatile device is also a useful entertainment tool thanks to the MP3 and Radio features with a wide range of reception frequencies: 88 mHz-108 mHz. Equipment with detachable Antennas for better FM radio reception sensitivity.

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Specifications:

1. Warranty 12 months; Accessories (3 months)
2. Brand: Taiwan
3. Capacity: RMS (20W)

3. Teaching assistant Mega UHF A1 Aris - Reference price: VND 1,250,000

Mega A1 Aris UHF teaching assistant is a product of Taiwan MeGaPhone brand, the product has a compact design, modern design with 3 different colors: Blue, black, pink.

Micro tutor MeGa A1 ARIS UHF style ear plugs bring neatness, do not create entanglement when wearing. Mega UHF A1 Aris with a light weight of only 215g is suitable for people to move. Long usage time of 8 hours per full charge, while the battery full charge time is only 3 hours.

Large, clear, warm sound diffusers, meeting rooms from 30 - 60 people or area of ​​100m2 - 200m2, suitable for teaching and presentations. In addition, the product also has a recording function, can read memory cards and USB for you to enjoy the entertainment sound when you want.

Specifications:

1. Warranty 12 months; Accessories (3 months)
2. Brand: Taiwan
3. Capacity: Max 15W (5W)