SHIDU S513 10W Wireless Voice Amplifier with Bluetooth 6.0 for Teachers
Product Overview
The SHIDU S513 is a compact wireless voice amplifier designed for teachers, trainers, presenters and other users who need portable voice amplification for everyday speaking applications.
Equipped with a wireless microphone, 10W output power and Bluetooth 6.0 connectivity, the S513 allows users to amplify their voice without being restricted by a microphone cable.
Featuring 10W output power, Bluetooth 6.0 connectivity and a lightweight 140g design, the S513 combines essential voice amplification functions in a compact housing that is easy to carry and use.
It is equipped with a 2.5-inch internal magnetic speaker, a built-in 3.7V 1500mAh rechargeable battery and a USB Type-C charging port. The S513 is available in Pink, Apricot and Purple, offering different color options for different markets and user preferences.
Key Features
Wireless Microphone for Greater Freedom of Movement
The S513 is equipped with a wireless microphone, allowing teachers, trainers and presenters to move more freely while speaking without being restricted by a microphone cable.
10W Voice Amplification
The S513 provides 10W output power through a 2.5-inch internal magnetic speaker, offering a compact solution for everyday voice amplification needs.
Bluetooth 6.0 Connectivity
Bluetooth 6.0 support allows the S513 to connect wirelessly with compatible devices for audio playback.
Compact and Lightweight
Weighing approximately 140g and measuring only 94 × 79.5 × 29 mm, the S513 is designed for convenient carrying and everyday use.
USB Type-C Charging
The S513 uses a USB Type-C charging port and supports 5V / 1.5A charging input for convenient daily charging.
Who Is the S513 For?
Teachers
Suitable for classroom teaching and other educational activities where portable voice amplification is needed.
Trainers & Instructors
A compact voice amplification option for training sessions, workshops and instructional activities.
Presenters
Useful for presentations and small group activities where portable voice amplification may help users communicate more effectively.
Tour Guides
The portable wireless design can support guided activities where users need greater freedom of movement while speaking to a group.
OEM & ODM Services
Looking for the SHIDU S513 wireless voice amplifier for your market or private-label project?
SHIDU welcomes inquiries from distributors, importers, retailers and brand owners. OEM/ODM options can be discussed based on your project requirements and order quantity.
Available Customization Options
Logo customization
Color customization
Packaging customization
User manual and label customization
Accessory configuration
Product specification adjustments subject to project evaluation
Please send us your target market, estimated order quantity, branding requirements and specific product requirements. Our team will review your project and provide suitable options.

Wireless Microphone vs. Wired Microphone
A wireless microphone voice amplifier gives users greater freedom of movement during teaching, presentations and training activities.
Unlike a wired microphone that requires a physical cable connection to the amplifier, the S513 wireless version allows users to move more freely while speaking.
For users who prefer a direct wired microphone connection, SHIDU also offers a wired version of the S513.
Frequently Asked Questions
What is the output power of the SHIDU S513?
The SHIDU S513 has a rated output power of 10W.
What is the battery capacity?
The S513 is equipped with a built-in 3.7V 1500mAh rechargeable battery.
What charging port does the S513 use?
The S513 uses a USB Type-C charging port and supports 5V / 1.5A charging input.
Is the S513 suitable for teachers?
Yes. The S513 is designed for portable voice amplification and can be used by teachers, trainers, presenters and other users who need a compact amplification solution.
Can I customize the S513 with my own brand?
OEM/ODM options can be discussed based on your branding requirements, target market, estimated order quantity and product requirements. Please contact SHIDU for project evaluation.
Can I request a sample before placing a bulk order?
Please contact the SHIDU sales team with your market, quantity and project requirements to discuss sample availability and order arrangements.











