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2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers

Certification
China Shenzhen Creatall Electronics Co., Ltd. certification
China Shenzhen Creatall Electronics Co., Ltd. certification
Customer Reviews
Great products from a good supplier, goods are working nicely ⭐⭐⭐⭐⭐I will order again thank you!

—— Gift Adonsi

I received my parcel well on time everything was done above board the salesman was very helpful. The quality of the product is very good. I do not hesitate to do business with them again.

—— Anyway Violah

perfect timing n communication perfect on product information perfect on after sales support perfect on shipping time

—— Ismail Khamis

So good quality module is provided by the seller. And easy to communicate very fast responding also.

—— Sayanik Mandal

What a good service from creatAll, very responsible! Good Job! Nice to have a business with u

—— Erick Setiawan

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2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers

2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers
2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers

Large Image :  2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers

Product Details:
Place of Origin: Guangdong, China
Brand Name: CreateAll
Model Number: 701BT
Payment & Shipping Terms:
Minimum Order Quantity: 10 pieces
Price: $8.85/pieces 10-99 pieces

2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers

Description
Audio Format Support: APE, FLAC, MP3, WMA, WAV, MP3, WMA, WAV, MP1, MP2 Private Mold: NO
Screen: Yes Battery Life: > 20 Hours
Style: Card Function: Voice Recorder
Highlight:

Bt Decoder Amplifier Board

,

Voice Recorder Function Amplifier Board

,

Wireless Wired Microphone Trolley Speaker

Voice Recorder Function 2x20W 7.4V Wireless Wired Microphone Trolley Speaker Sound BT Decoder Amplifier Board
Product Overview
2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 0

DC 7.4V Battery AMP 2x20W MP3 Microphone TWS Wireless Amplifier Power Board for Outdoor Trolley Portable Speakers

Technical Specifications
Panel Details: Size: 205x80mm (bracket design)
Power Supply: 7.4V battery, DC 5V Android USB charging socket
Amplifier Power: 2x20W
Audio Formats: MP3/WMA/WAV/APE/FLAC
Key Features
  • Wireless Bluetooth TWS function with synchronization capability
  • Wired and wireless microphone support with recording function
  • Lossless decoding format music playback
  • USB disk and TF card reading capability
  • FM radio (87.5MHz-108.0MHz)
  • Infrared remote control operation (5-10 meters distance)
  • LINE-IN (AUX) and LINE-OUT support
  • Power failure memory function
  • Digital tube display
  • Power automatic protection system (reverse polarity protection)
  • Volume control: 30-50 levels maximum
  • Playback modes: Pause, single song loop, replay all tracks
  • Audio controls: Treble, bass, echo, microphone adjustment
Button Operation Instructions
  • MIC PRI Button: Microphone working status
  • REC Button: Record microphone speech
  • VOL- Button: Previous song/station (short press), Fast forward (long press in USB/CARD mode)
  • Auto Button (Pause/TWS): Play/pause (short press), Auto FM search (FM mode), TWS function (long press in BT mode)
  • VOL+ Button: Next song/station (short press), Fast backward (long press in USB/CARD mode)
  • MODE Button: Cycle through USB/CARD/FM/AUX/BT functions
Contact Information
WeChat: zq13827494627
WhatsApp: +86-13827494627
Skype: alvacheng1
Email: leo@creatall.com
Company Profile
2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 8
Certificates & Production Processes
2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 9 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 10 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 11
Packaging & Delivery
  • Standard packaging
  • Export carton
  • Custom packing available
  • All orders shipped within 3-25 days after payment confirmation
2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 12 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 13 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 14 2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 15
Payment & Shipping Terms

PAYMENT: Standard terms: 30% deposit in advance, 70% balance before shipment. Online trade assurance orders available. Multiple payment methods accepted (T/T, PayPal, Western Union).

SHIPPING & WARRANTY: 100% strict inspection and testing before shipment. Replacement within one week for defective goods. One year warranty provided.

2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 16
Customer Reviews

Consistently receiving 5-star feedback from customers, demonstrating our commitment to high-quality products and professional services.

2x20W Voice Recorder 7.4V Battery Bluetooth Amplifier Board with Audio Decoder for Trolley Speakers 17
Frequently Asked Questions
  • Q: What is the minimum order quantity?
    A: Please contact us for small order requirements.
  • Q: How long is your delivery time?
    A: Products shipped within 3 days after payment confirmation, delivery time 3-6 days.
  • Q: Do you test all items before delivery?
    A: Yes, all items are tested and checked before shipment.
  • Q: What is your warranty policy?
    A: 60 days after receiving goods. Products are 100% tested before shipping. Defective goods must be reported within 3 days of delivery.
  • Q: How do I pay for orders?
    A: We accept wire transfer, Western Union, PayPal, MoneyGram, escrow. Contact us for other payment methods.

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

R
Robert Wilson
Canada May 10.2026
Excellent D10 digital amplifier! The 30-120W output is perfect for my home karaoke setup. Bluetooth 5.0 connects seamlessly and the dual microphone input works flawlessly. Great sound quality for subwoofer and vocals. Highly recommend for entertainment systems!
M
Marco Rossi
Italy Mar 11.2026
Ottimo ricevitore audio wireless! Connessione Bluetooth stabile, suono HiFi lossless pulito. Facile da cablare per aggiornare vecchi diffusori.
S
Santiago Pérez
Argentina Mar 8.2026
Excelente placa amplificadora clase D! Fácil conexión, sin ruido, emparejamiento inalámbrico estable. Ideal para parlantes DIY pequeños.
Contact Details
Shenzhen Creatall Electronics Co., Ltd.

Contact Person: Alva Cheng

Tel: +86-13827494627

Fax: 86-755-85270755

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