classroom voice amplifier

Brand Name:NEWGOOD

Model Number:NEWGOOD SPEAKER-N311Bluetooth Wireless

Place of Origin:China

2018 NEWGOOD Bluetooth 2.4Ghz Wireless Headset Microphone Voice Amplifier Loudspeaker for Classroom,School,Yoga,Coach BLUETOOTH PORTABLE VOICE AMPLIFIER - A combo of a portable / waistband loudspeaker with mic that can be connected via Bluetooth,works as ...

Brand Name:GLSPA

Model Number:GL002-1

Place of Origin:China

...Voice Amplifier Used in School Model No. GL002-1 Sound coverage 300~400square meter Output power 10W THD ≤1% Frequency domain 90Hz~18KHz Net Weight 238g Charging Voltage DC 5V, 500mA Appearance size 116mm*88mm*43mm Lithium batter 1800mAh MIC Wired headset Charging time 3~5h Working temperature -10℃~45℃ Music playing time 8~10h Available color Green; Blue; Black; voice amplifying...

Brand Name:SevenBamboo

Model Number:LS-001

Place of Origin:China

Creative craft gift voice amplifier wooden phone amplifying base support enterprise customization The product adopts environmental-friendly bamboo carbide material and uses CNC technology to cut out the ...

Place of Origin:China

Brand Name:COMER

Model Number:CM180

COMER​, (ww w.wificamerasystem.com, Sky pe:comerspeaker, mail to ally(at)wificamerasystem.com), a professional voice prompt products /IP Camera security system manufacturer, is in developing innovative voice chips and sound modules solutions for enhancing ...

Brand Name:no

Model Number:SW-1

Place of Origin:Ningbo,China

New Arrival High Quality Mini Portable Megaphone Foldable Bullhorn Handheld Grip Loud Clear Voice Amplifier Loudspeaker 3W waterproof plastic handheld megaphones -Detailed Product Description Dimension: diameter 97xL155mm Power: Rated 3w RMS/...

Brand Name:Yuantong

Model Number:YT-IPSG30

Place of Origin:China

Product Description: Introducing the Loud Speaking Phone, a high volume phone designed for noisy environments. This noiseless telephone device features full keyboard dialing, full duplex talk on the handset, RJ45 port, and a DC12V adapter external power ...

Place of Origin:Guangdong, China

Brand Name:NY

Model Number:GPC74P008C

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Place of Origin:Shenzhen, China

Brand Name:Retone

Model Number:Clear 107/107H/107T

Best cheap china analog open fit hearing aid for sale Signature feature Analogue BTE Operated with 13A battery Open-fit design,easy operating Mini size Low current consumption Technical Data Feature Clear 107 Clear 107T Clear 107H Volume control Roller-...

Brand Name:HDFocus

Model Number:HD-65I-T028

Place of Origin:China

Wireless screen sharing human voice recognition interactive whiteboard for classroom Products Description Wireless screen sharing human voice recognition interactive whiteboard for classroom ◉Interactive whiteboard set Android 8.0 system, RAM 4G + ...

Brand Name:Fuvision

Model Number:R1

Place of Origin:China

... people, such as the elderly, it can help the teacher in the classroom recording.can help students to do the class notes, can help reporters interview records, can help business people to do the meeting record, the record can ...

Brand Name:Auveeya

Model Number:ST-AC07G990

Place of Origin:China

.../Interactive whiteboard Designed for teaching and conference voice environment 2X40W output power, 2.4G wireless microphone transmission Fully meet the audio needs of 100 square meters of classrooms Easy to install, placed above the whiteboard or large screen...

Brand Name:ATNJ

Model Number:AS-BS-G

Place of Origin:China

... interference (Band 8) 900MHz -- Uplink frequency: 890-915MHz/Downlink frequency : 935-960MHz Network support : 2G Voice Gain :70±2dB Power Supply :AC110V～220V;DC+5V/2A Connector Type: SMA-F Wide Range,...

Model Number:485－LMD112

Place of Origin:China

Product characteristics: 1. On-board power amplifier module, high output power up to 25W, sound loud. Conversion efficiency is higher, fever is smaller, and there is no need to install large heat sinks. Because the amplifier doesn't heat up. It saves ...

Brand Name:YX

Model Number:YX8693

Place of Origin:China

... supply. 6 low trigger or 4 high trigger, 5W power output, suitable for all kinds of small reminders. Specification : Product Name YX8693 voice prompt power amplifier board Input voltage DC6V-DC30V Output voltage 5W(4 ohms) Working Type 6 low trigger or

Brand Name:P-AMF

Model Number:XL1300

Place of Origin:china

...t the impedance (measured in ohms) of the speakers matches the amplifier's output impedance. This helps optimize power transfer and prevent damage to the amplifier or speakers. Many stage power amplifiers can handle different speaker impedance loads, such

Brand Name:FARSEER

Model Number:V100

Place of Origin:Shenzhen,China.

【THREE-IN-ONE(MOBILE PHONE/TRANSLATOR/LEARNING MACHINE)】 < Farseer Translator-All-round High-end Learning Machine.> Authoritative Dictionary,Multi-language Dialogue, Commonly Used Spoken Language,Human-Machine Practice, Simultaneous Classroom,Vocabulaty,...

Brand Name:customized brand

Model Number:Z9

Place of Origin:china

...Voice Offline Translation 137 Languages Accurate Translation Vietnamese Turkish Czech Polish Translation * 【Motherboard hardware】CPU platform:Qualcomm MSM8X12 software system:Operating system Android 5.1 Memory:RAM 1GB+ROM 8GB audio frequency: Aw8736, Ka amplifier...