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..., is a portable device used to amplify and project the voice of a speaker over a distance. It typically consists of a handheld microphone and a cone-shaped or horn-shaped speaker that amplifies and directs t...
... device used to amplify and project the voice of a speaker over a distance. It typically consists of a handheld microphone and a cone-shaped or horn-shaped speaker that amplifies and directs the sound in a s...
...speaker, and a battery-powered amplifier. The user speaks into the microphone, and their voice is amplified by the speaker and projected over a distance. Mini megaphone speakers may be used in a variety of s...
...amplifies sound and allows the user to project their voice over a distance. Mini megaphone speakers are smaller and more compact than traditional megaphones, making them easy to carry and use in a variety of...
... siren sound that can be used to signal an emergency or to clear an area. Handheld microphone: A handheld microphone is used to amplify the user's voice and to trigger the siren function. Speaker: The speake...
.... 3.U disk/TF card mp3 music Bass player 4.Neodymium magnet speaker,high sensitivity and instant response. 5.professional voice amplifier no howling noise, with reverberation function 6.Wired and wireless me...
NEWGOOD Black UHF,2.4Ghz High Powerful 9V 50W wireless amplification Loud speakers for school classroom professor NEWGOOD 5 Patent Intelligent & Smart Human Design Control System Features 1 Features 2 Features ...
U Disk/USB,Micro TF card mp3 music playing portable speakers http://www.newgood-speakers.com Features and Advantages: 1.Voice amplifier no howling noise 2.USB disk,TF card auto music playing 3.LED display scree...
UHF 2.4Ghz wireless microphone handheld headset 2 in 1 portable pa megaphone for teachers teaching yoga from NEWGOOD factory supplier Features 1 Features 2 Features 3 Most Stable popuplar performance and hottes...
Product Description Factory wholesale cheap price high speed 100% full capacity 8gb 16gb 32gb 64gb class 10 TF micro memory sd card for mobile Specification: * micro SD Memory card Capacity: 1GB, 2GB, 4GB, 8GB,...
Bluetooth Earphone Headphone Sport Wireless Headphones IPX5 Waterproof Wireless Earphones Headset with mic for Phone Product features: Exquisite workmanship, excellent sound quality and strong low-frequency, su...
... Charging time 4~6hours BT version BT4.0 Music playing time 6~10hours Appearance size 345*135*305MM voice amplifying time 8~12hours Available color: Black;Red;Blue;Green 4500mAh 12VLead...
... Charging time 4~6hours BT version BT4.0 Music playing time 6~10hours Appearance size 345*135*305MM voice amplifying time 8~12hours Available color: Black;Red;Blue;Green 4500mAh 12VLead...
Onboard power amplifier module, the maximum output power 15 w, voice loud and clear. Conversion efficiency is higher, fever, without having to install large heat sink. Because the amplifier is not hot. Can save...
Onboard power amplifier module, the maximum output power 15 w, voice loud and clear. Conversion efficiency is higher, fever, without having to install large heat sink. Because the amplifier is not hot. Can save...
... It works with all cellular devices on all US carriers including AT&T, T-Mobile, Sprint, Verizon, and more. Features: HiBoost App monitor Boosts Voice and Data Coverage up to 3,000 sq. ft Works with all US a...
...a built-in power amplifier for broadcast output of up to 30 watts, making it suitable for a wide range of applications. In addition, the phone is designed with a wide working temperature ......
... is an industrial voice communication system that offers industrial IP telephony device solutions for businesses. It features a protective front cover with an IP68 protection grade, and is equipped with a bu...
...-quality aluminum alloy, the phone is lightweight yet robust, and can withstand extreme temperatures ranging from -30℃ to +70℃. It also features a built-in power amplifier for broadcast, ensuring a 30W optio...
... from tower, topography, building materials or structural design. This full-featured amplifier includes adjustable gain control with dials for each band and automatic shutdown for maximum flexibility. Ideal ...