Customs
Tools and Equipments || Alerts and Warnings || Risk management
Egypt Projects
Mini Amplifier
First, teaching loudspeakers classification
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is mainly used for teaching megaphone teachers teaching, it is currently divided into two categories,
1: bodypack teaching loudspeakers
2: Wireless Teaching loudspeakers
Second, the teaching power amplifier
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1, a power amplifier waist hanging around 25W, frequency range within 100 meters high tone
2, the wireless microphone power 35W to 100W, transmission distance, is emitted by the high-frequency radio waves, the receiver receives and demodulates the speakers are working to promote amplification. Both are used mainly for transmitting language information.
Third, the role of teaching loudspeakers
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The teacher's voice must be drawn in teaching damage, there will be discomfort, does not affect our students and lectures, will use loudspeakers to improve the quality of teaching can effectively protect the good voice, ease of management on the one hand, on the other hand to help students Loaning Li.
Four teaching loudspeakers Caution:
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1. Avoid using megaphone microphone is on the speakers, volume control suitable clear, so to avoid the phenomenon of distortion and feedback howling.
2. Do not use Chela, drag lines microphone twist, or prone to poor contact line between the wires.
3. Host batteries do not overcharge and over discharge time, low-battery indicator should be promptly charged, idle summer vacation should pay attention to one or two months on one charge.
Product performance parameters:
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Output Power 25W
Charging voltage 12V 450mA
Weight 455G
Uni-directional microphone pointing
Frequency response 100Hz-10KHz
Use the power lithium battery 7.4V 2200mA
Host size 125mm × 55mm × 87mm
Microphone Sensitivity -53 ± 3db
Product Delivery Amplifer Mini Mic Speaker all over the world. This is after using DHL
To a buyer who wants to buy a used credit card please pm admin
Many appointment please
Travel Alerts, reports, warnings
- The Egyptian Government maintains a presence at major tourist sites in and around greater Cairo and Alexandria; at Sharm el-Sheikh, Hurghada, Marsa Alam and other beach resorts on the Red Sea and the Mediterranean coast; and at many of the major temples and archaeological sites located in and around the Nile Valley cities of Luxor and Aswan, including Abu Simbel.
- The ministry has secured hotels for residents.
- Official flights from Egypt to Russia are secured. Airports are safe as it's reported from Egypt to Russia and verified by the Russian authorities.
- The Egyptian gateway is the official way to know about Egypt.
- British and Deutschland airlines are returning to schedule.
- Churches are secured for rituals and prayers.
- Declaration of highest standards of security in Egypt for three months.
Alerts of new threats.
- The services of Alert and Warning are available.
- Declarations of Egyptian government.
- Reports for security of tourists, groups and travelers..
- Regarding Coronavirus, there are steps to be taking:
- WTTC Traveller Hub
- Egypt (Quarantine)
- Egypt (Egyptair - PCR download)
Online service for vaccination is now available.
eVisa: Vaccination is required for travelers.
