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Hearing Aid Kit Audio Amplifier Amplifier Practical Teaching Competition Electronic DIY

Hearing Aid Kit Audio Amplifier Amplifier Practical Teaching Competition Electronic DIY

US $ 0.39 / Set FOB
10 Sets (MOQ)
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Main Products: Robotic Arms, Mechanical Arm, Cyborg Arm, Degree of Freedom of Robot, Programmable Robot Arm, Industrial Robotic Arm, Robotic Arm with Camera, Robotic Arm Project, Wlkata Mirobot Professional Kit, Hiwonder Robot Arm
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Audited Supplier Audited Supplier Since 2022
Foshan Zekeep Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2022
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High Power Audio Amplifier for Square Dance Outdoor Performance Airport Station Show Government Cultural Engineering Teaching Conference Home Theatre

High Power Audio Amplifier for Square Dance Outdoor Performance Airport Station Show Government Cultural Engineering Teaching Conference Home Theatre

US $ 5-86 / Piece FOB
500 Pieces (MOQ)
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Type : DC/AC Inverters
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Audited Supplier Audited Supplier Since 2022
Dongguan Sunhyor Audio Technology Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2022
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USB FM Bluethooth Portable Voice Amplifier

USB FM Bluethooth Portable Voice Amplifier

US $ 0.1-9.9 / Piece FOB
100 Pieces (MOQ)
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Main Products: Remote Control, Speaker, Multimeter, Connector, Megphone, Soldering Iron, CCAM Wire, LED Screen, LED TV Light Bar, TV Stand
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Audited Supplier Audited Supplier Since 2004
Changzhou Eagle International Trade Corp.

Manufacturer/Factory,Trading Company,Other

Jiangsu, China Since 2004
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100W Peak High Power Sound System 10 Inch PA System Speaker with Top 4K Projector

100W Peak High Power Sound System 10 Inch PA System Speaker with Top 4K Projector

US $ 165 / Piece FOB
1 Piece (MOQ)
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Brightness : >2500 Lumens
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Audited Supplier Audited Supplier Since 2023
Guangdong Singying Electronics Co.,Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China Since 2023
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New Original Germany DEUZE Optical Fiber Amplifier FK51N3

New Original Germany DEUZE Optical Fiber Amplifier FK51N3

US $ 21.92-22.83 / Piece FOB
1 Piece (MOQ)
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Main Products: Senseor, Vision, Switches, Relay, Industrial Control, Pressure Sensors
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Audited Supplier Audited Supplier Since 2024
Shenzhen Tianwei Electromechanical Equipment Co., Ltd.

Manufacturer/Factory

Guangdong, China Since 2024
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Shidu Teaching and Tour Guide Professional Speaker FM Radio Mini Amplifier

Shidu Teaching and Tour Guide Professional Speaker FM Radio Mini Amplifier

US $ 12.1-13.8 / Piece FOB
60 Pieces (MOQ)
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Adjusting Method : Keystoke
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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SHIDU 10W SD-S258 Teaching Portable Voice Amplifier for Classroom 2020

SHIDU 10W SD-S258 Teaching Portable Voice Amplifier for Classroom 2020

US $ 25.52-30.14 / Piece FOB
1 Piece (MOQ)
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Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Ka-250 Family KTV Karaoke Amplifier Conference Wedding Teaching Built-in Bluetooth

Ka-250 Family KTV Karaoke Amplifier Conference Wedding Teaching Built-in Bluetooth

US $ 120-150 / Piece FOB
10 Pieces (MOQ)
More
Usage : KTV System
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Guangzhou Longlian Electronics Co., Ltd.

Manufacturer/Factory

Guangdong, China
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Shidu Factory Big Power 25W 2600mAh Tour Guide Teaching Portable Voice Amplifier with Wireless Microphone SD-S92

Shidu Factory Big Power 25W 2600mAh Tour Guide Teaching Portable Voice Amplifier with Wireless Microphone SD-S92

US $ 97.07-114.2 / Piece FOB
1 Piece (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Shidu M200 Portable Personal Teaching Mini Rechargeable Bluetooth Wired Voice Amplifier for Teacher

Shidu M200 Portable Personal Teaching Mini Rechargeable Bluetooth Wired Voice Amplifier for Teacher

US $ 8.2-11.1 / Piece FOB
1 Piece (MOQ)
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Screen : Without Screen
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Shenzhen Heyue Digital Technology Co., Ltd

Manufacturer/Factory

Guangdong, China
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Professional Amplifier Teaching/Tour Guide/Indoor/Promotion/Conference

Professional Amplifier Teaching/Tour Guide/Indoor/Promotion/Conference

US $ 33 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: USB Fast Charging Cable, Audio Video Connector, HDMI Cable, USB Cable, Type C Series
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Changzhou Ocean Electronic Corp. Ltd.

Manufacturer/Factory,Trading Company,Group Corporation

Jiangsu, China
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Shidu S92 Portable Voice Amplifier with Doubel Wireless Microphone for Teaching Training

Shidu S92 Portable Voice Amplifier with Doubel Wireless Microphone for Teaching Training

US $ 50.3-67.8 / Piece FOB
1 Piece (MOQ)
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Screen : Without Screen
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Shenzhen Heyue Digital Technology Co., Ltd

Manufacturer/Factory

Guangdong, China
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Microphone PA Speaker Portable Speaker Mainboard Amplifier LCD Display
Shidu M500UHF Voice Amplifier Wireless Microphone for Teachers, Portable UHF Voice Amplifier for Teaching, Speaking, Classroom

Shidu M500UHF Voice Amplifier Wireless Microphone for Teachers, Portable UHF Voice Amplifier for Teaching, Speaking, Classroom

US $ 21.4-28.8 / Piece FOB
1 Piece (MOQ)
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Main Products: Voice Amplifier, Portable Speaker, Wireless Microphone
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Shenzhen Heyue Digital Technology Co., Ltd

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Shidu Smart 10W Teaching Audio Speaker Professional Mini Voice Amplifier

Shidu Smart 10W Teaching Audio Speaker Professional Mini Voice Amplifier

US $ 9.7-9.9 / Piece FOB
1,000 Pieces (MOQ)
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Certification : CE, ISO, RoHS, GS
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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PA System Wireless Portable Voice Amplifier with Microphone for Teaching

PA System Wireless Portable Voice Amplifier with Microphone for Teaching

US $ 33 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: USB Fast Charging Cable, Audio Video Connector, HDMI Cable, USB Cable, Type C Series
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Changzhou Ocean Electronic Corp. Ltd.

Manufacturer/Factory,Trading Company,Group Corporation

Jiangsu, China
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Shidu 15W Mini Teaching Amplifier Power Acoustic Amplifier

Shidu 15W Mini Teaching Amplifier Power Acoustic Amplifier

US $ 14.5-16.5 / Piece FOB
60 Pieces (MOQ)
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Type : Professional Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Shidu Factory Price 25W Portable Teaching Big Power 2000mAh Voice Amplifier with Wireless Microphone SD-S92A

Shidu Factory Price 25W Portable Teaching Big Power 2000mAh Voice Amplifier with Wireless Microphone SD-S92A

US $ 84.75-99.71 / Piece FOB
1 Piece (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Fullwell Xg (S) -Pon CATV 1550nm Fiber Optic EDFA Amplifier 1310/1490/1270/1577nm

Fullwell Xg (S) -Pon CATV 1550nm Fiber Optic EDFA Amplifier 1310/1490/1270/1577nm

US $ 1,500-2,500 / Piece FOB
1 Piece (MOQ)
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Condition : New
Contact Supplier
Audited Supplier Audited Supplier Since 2015
Hangzhou Fullwell Optoelectronic Equipment Co., Ltd.

Manufacturer/Factory

Zhejiang, China Since 2015
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Shidu SD-M1000 30W Wireless Teaching Voice Amplifier

Shidu SD-M1000 30W Wireless Teaching Voice Amplifier

US $ 69.6-84.4 / Piece FOB
2 Pieces (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Shidu Popular Mini Audio Box Portable Teaching Wireless Voice Amplifier

Shidu Popular Mini Audio Box Portable Teaching Wireless Voice Amplifier

US $ 17.9-18.1 / Piece FOB
1,000 Pieces (MOQ)
More
Type : Public Address System
Contact Supplier
Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Related Videos
  • What is High Power Audio Amplifier for Square Dance Outdoor Performance Airport Station Show Government Cultural Engineering Teaching Conference Home Theatre
    What is High Power Audio Amplifier for Square Dance Outdoor Performance Airport Station Show Government Cultural Engineering Teaching Conference Home Theatre
    Negotiable
    500 Pieces (MOQ)
    Contact Supplier
  • What is 100W Peak High Power Sound System 10 Inch PA System Speaker with Top 4K Projector
    What is 100W Peak High Power Sound System 10 Inch PA System Speaker with Top 4K Projector
    Negotiable
    1 Piece (MOQ)
    Contact Supplier
  • What is Automatic Pairing Built-in Audio Amplifier 2.4G Wireless Speaker Teaching Speakers
    What is Automatic Pairing Built-in Audio Amplifier 2.4G Wireless Speaker Teaching Speakers
    Negotiable
    20 Pairs (MOQ)
    Contact Supplier
Shidu 5V 500mA FM Radio Speaker Teaching/Meeting Mini Amplifier

Shidu 5V 500mA FM Radio Speaker Teaching/Meeting Mini Amplifier

US $ 10-11.4 / Piece FOB
60 Pieces (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
Chat Now Send Inquiry
Temeisheng Factory Direct Sales Double 6 Inch Trolley Bluetooth Speaker Party Speaker with Light PT-6D

Temeisheng Factory Direct Sales Double 6 Inch Trolley Bluetooth Speaker Party Speaker with Light PT-6D

US $ 10-100 / Piece FOB
1 Piece (MOQ)
More
SNR : 91-100dB
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Guangzhou strong sound electronic equipment Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2019
Chat Now Send Inquiry
Shidu Portable Speaker Box Mini Bluetooth Teaching Voice Amplifier

Shidu Portable Speaker Box Mini Bluetooth Teaching Voice Amplifier

US $ 13.8-18.6 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
Chat Now Send Inquiry
Shidu Portable Wired Teaching Training Portable Voice Amplifier

Shidu Portable Wired Teaching Training Portable Voice Amplifier

US $ 23-31 / Piece FOB
20 Pieces (MOQ)
More
Usage : AV
Contact Supplier
Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Hi Fi Original Sound Amplification Shidu M100 10W Bluetooth Wired Voice Amplifier Acoustic for Teaching

Hi Fi Original Sound Amplification Shidu M100 10W Bluetooth Wired Voice Amplifier Acoustic for Teaching

US $ 11-12.9 / Piece FOB
500 Pieces (MOQ)
More
Main Products: Voice Amplifier, Portable Speaker, Wireless Micrphhone
Contact Supplier
Shenzhen Shidu Digital Co., Ltd

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Professional Shidu S278UHF 15W Bt Wireless Mini Voice Amplifier with Headset Microphone for Teaching Yoga

Professional Shidu S278UHF 15W Bt Wireless Mini Voice Amplifier with Headset Microphone for Teaching Yoga

US $ 24.9-29.2 / Piece FOB
500 Pieces (MOQ)
More
Function : FM Radio, Bluetooth
Contact Supplier
Shenzhen Shidu Digital Co., Ltd

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Shidu 3.7V 2000mAh Teaching/Meeting Portable Mini Amplifier

Shidu 3.7V 2000mAh Teaching/Meeting Portable Mini Amplifier

US $ 13.9-18.8 / Piece FOB
50 Pieces (MOQ)
More
Main Products: Mini Speaker, Bluetooth Speaker, Portable Speaker, Wireless Microphone, Voice Amplifier
Contact Supplier
Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
Chat Now Send Inquiry
Shidu SD-S613 18W 2.4G Digital Wireless Technology Voice Amplifier

Shidu SD-S613 18W 2.4G Digital Wireless Technology Voice Amplifier

US $ 67.83 / Piece FOB
1,000 Pieces (MOQ)
More
Connector(s) : XLR 5 Pin
Contact Supplier
Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Support 10W Loud Wired Voice Amplifier Shidu M300 Hi Fi Recording for Training/Meeting/Yoga/Teaching

Support 10W Loud Wired Voice Amplifier Shidu M300 Hi Fi Recording for Training/Meeting/Yoga/Teaching

US $ 9.4-11.1 / Piece FOB
500 Pieces (MOQ)
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Main Products: Voice Amplifier, Portable Speaker, Wireless Micrphhone
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Shenzhen Shidu Digital Co., Ltd

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Shidu Portable FM Radio Speaker Voice Amplifier with Wired Microphone SD-S18

Shidu Portable FM Radio Speaker Voice Amplifier with Wired Microphone SD-S18

US $ 26.49-31.6 / Piece FOB
1 Piece (MOQ)
More
Output Impedance : 50-1000Ω
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Shenzhen Shidu Digital Co., Ltd.

Manufacturer/Factory,Trading Company

Guangdong, China
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Portable Handheld Directional Condenser Microphone Selectable Directivity Patterns Microphone for Conference Teaching

Portable Handheld Directional Condenser Microphone Selectable Directivity Patterns Microphone for Conference Teaching

US $ 36-46.8 / Piece FOB
1 Piece (MOQ)
More
Main Products: Speaker, Audio
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Audited Supplier Audited Supplier Since 2019
Guangzhou strong sound electronic equipment Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2019
Chat Now Send Inquiry
Portable Teaching Voice Amplifier with Multi Function

Portable Teaching Voice Amplifier with Multi Function

100 Pieces (MOQ)
More
Battery Life : 10-20 hours
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Enping AQTA Sound Equipment Factory

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Hot Sale Portable Teaching Voice Amplifier with USB

Hot Sale Portable Teaching Voice Amplifier with USB

100 Sets (MOQ)
More
Main Products: Microphone, Wired Microphone, Wireless Microphone, Conference Microphone System, Conference Wired Microphone, Amplifier, Wired Mic, UHF/VHF Microphone, Waistband Amplifier
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Enping AQTA Sound Equipment Factory

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Automatic Pairing Built-in Audio Amplifier 2.4G Wireless Speaker Teaching Speakers

Automatic Pairing Built-in Audio Amplifier 2.4G Wireless Speaker Teaching Speakers

US $ 75.18-81.76 / Pair FOB
20 Pairs (MOQ)
More
Activity : Active
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Shenzhen OBTPA Technology Co., Ltd.

Manufacturer/Factory

Guangdong, China
Chat Now Send Inquiry
Portable Waist Speaker with Headset Microphone and Built-in 15W Amplifier for Teaching/ Presentation/ Guides

Portable Waist Speaker with Headset Microphone and Built-in 15W Amplifier for Teaching/ Presentation/ Guides

US $ 18.9-35.1 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Speaker, Audio
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Audited Supplier Audited Supplier Since 2019
Guangzhou strong sound electronic equipment Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2019
Chat Now Send Inquiry
Bst-31 Portable Waist Speaker with 30W Amplifier 3 Inch Lucky Tone 30W with Echo Digital Function Active Speaker Teaching Use Elegant Outlook Speaker

Bst-31 Portable Waist Speaker with 30W Amplifier 3 Inch Lucky Tone 30W with Echo Digital Function Active Speaker Teaching Use Elegant Outlook Speaker

US $ 16 / Piece FOB
500 Pieces (MOQ)
More
Usage : Stage/DJ, Portable Player, Home Theatre System, Computer, Mobile Phone
Contact Supplier
Audited Supplier Audited Supplier Since 2019
Guangzhou strong sound electronic equipment Co., Ltd

Manufacturer/Factory

Guangdong, China Since 2019
Chat Now Send Inquiry
Portable Waist Speaker
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