What are the supported music formats?

It supports MP3, WMA, WAV, AAC, WAW, APE, OGG, and other formats via TF card or USB.

What is the lead time for orders?

The lead time is within 15 workdays or one month during peak season, and 1-3 months during off-season.

Does it support external storage devices?

Yes, it supports TF cards and OTG 2.0 USB interfaces, allowing connection to hard disks.

4-CH Bluetooth 7 Inch Power Ampilifier Power Professional Bass Power 4 Channel Smart Home Android Amplifier

Name: 4-CH Bluetooth 7 Inch Power Ampilifier Power Professional Bass Power 4 Channel Smart Home Android Amplifier
Brand: Guangzhou Temeisheng Audio Technic Co Ltd
SKU: 2039386945

Guangdong, ChinaGuangzhou Temeisheng Audio Technic Co Ltd

US$116.00-215.00

50 Pieces

Sample price:US$165.00/piece.Request sample

Product profile

Customization

Available

Type

Home Amplifier

Output Power

4*20W

Model NO.

BA-420ADT

Max. Power

4*40W

Speaker Impedance

4-8ohm

System

Android 7.1

RAM

1GB

Network

WiFi

Bluetooth Wireless Range

10m

Music Format

MP3, WMA, Wav, AAC, Waw, Ape, Ogg, etc

Power Requirements

110-250VAC

CPU

Arm Quad-Core Cortex-A35 1.2GHz

Frequency Response

20 Hz-20 kHz (+/-2dB)

Wiring Box Size

110*175*59mm

Product Size

129*184.6*10.5mm

Weight

0.7kg

USB

OTG USB

Transport Package

Gift Box/ Export Carton/ Pallet

Specification

129*184.6*10.5mm

Trademark

Lucky Tone or OEM

Origin

China

HS Code

8518400090

Production Capacity

500000PCS Per Year

Key features

7 Inch HD Touch Screen: Provides easy access and control of the Android 7.1 system with track info display.

4-Channel High Power Output: Delivers 4*20W continuous power and 4*40W max power for 4 speakers.

Smart Home Integration: Supports 485 protocol and WiFi for multi-protocol docking and app installation.

Versatile Audio Playback: Plays MP3, WMA, WAV, AAC, APE, OGG via WiFi, Bluetooth, TF card, or USB.

Wireless Remote Control: Includes infrared remote for seeking, track changing, and volume adjustment.

Karaoke and Microphone Support: Optional function supports wireless microphones and family karaoke.

Full Customization Available: Offers full customization, sample-based, design-based, and flexible options.

Dual Power Voltage Support: Compatible with 110-250VAC power requirements for global use.

Company profile

Importers and ExportersPatents AwardedQuality AssuranceR&D Capabilities

Guangzhou Temeisheng Audio Technic Co Ltd

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Guangzhou Port, Shenzhen PortAverage Response Time: ≤4.42h

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company in Guangdong offering export trade, manufacturing, service, quality control, R&D, and sustainability information. It demonstrates broad customization, ODM capability, recent product development, OEM service for known brands, five production lines, and documented procedures for service quality, complaints, and corrective actions. Export activity is substantial at 90% of total sales, with 17 experienced export-trade staff and Guangzhou Port proximity. However, the supplier has no SDK, overseas warehouse, showroom, overseas agent or branch, and has not participated in offline trade shows. Financial information is limited to year labels without measurable financial results. Quality control staffing is two inspectors, and continuous quantity reconciliation for each batch is not performed.

Supplier typeThe supplier is classified as a combined company, with offerings covering export trade, manufacturing, service, quality control, R&D, photos, and sustainability. Its head office is in Guangdong, and the representative title identifies portable and Bluetooth speaker products.

After-Sales capabilityThe supplier has written and followed procedures for service assessment, corrective and preventive actions, and customer complaint handling. However, it has no overseas warehouse, showroom, overseas agent, or branch, and reports zero countries with overseas services, limiting evidence of local overseas after-sales coverage.

R&D capabilityThe supplier reports an industry-leading design team, new products during the past year, ODM services, and customization from samples and designs. It does not have an available SDK, so its innovation evidence is stronger in product design and development than in software-development support.

Production capacityThe supplier reports five production lines, manufacturing equipment including punching, grinding, resistance and hi-pot testers, an oscilloscope, and standardized finished-product inspection instructions. It also has 90% export sales and 17 experienced export-trade staff, but does not continuously reconcile quantities for every batch.

Customization capabilityBoth R&D and design-service information explicitly lists customization from samples, customization from designs, full customization, minor customization, and flexible customization. ODM service is also available, providing direct evidence of broad customization support.

Client casesThe supplier explicitly states that it provides OEM services for well-known brands. No brand names, project details, product volumes, or verification materials are supplied, so the evidence supports the existence of brand-serving experience but not its breadth or quality.