What is the total harmonic distortion level?

The total harmonic distortion (THD + N) is less than 0.01% from channel input to mix output.

4-Channel Audio Console Mixer with DSP Effects & MP3 USB One Output and One Return Featuring Delay Feature

Name: 4-Channel Audio Console Mixer with DSP Effects & MP3 USB One Output and One Return Featuring Delay Feature
Brand: Guangzhou Temeisheng Audio Technic Co Ltd
SKU: 1957390121

Guangdong, ChinaGuangzhou Temeisheng Audio Technic Co Ltd

US$23.40-46.80

1 Piece

Sample price:US$46.80/piece.Request sample

Product profile

Customization

Available

The Maximum Output Level

+26 Dbu

Main Level Meter

5 Segment LED

Model NO.

F4-USB

Frequency Respose (-3dB)

20Hz -20kHz ± 0.5dB

Common Mode Rejection Ratio (Mic 1kHz)

>75dB

Total Harmonic Distortion (Thd + N)

<0.01% (Channel Input to Mix Output)

Crosstalk(1K Hz)

>85dB

Maximum Power Input Power

15W

Dimensions (W X H X D)

210 X230 X 37mm

Transport Package

Gift Box/ Export Carton/ Pallet

Specification

210*230*37mm

Trademark

Lucky Tone

Origin

China

HS Code

8518400090

Production Capacity

20000PCS Per Month

Key features

Integrated DSP & MP3: Features DSP effects, MP3 player, and USB connectivity for versatile audio processing.

High-Fidelity Audio: Ultra-low noise design with <0.01% THD and >85dB crosstalk for clear sound.

Precise EQ Control: 3-band channel equalizer with high/low frequency adjustments for sound shaping.

Durable Hardware: Gold-plated XLR inputs, metal jacks, and 60mm dust-proof faders ensure longevity.

Flexible Customization: Supports full customization, minor adjustments, and customization from samples or designs.

Professional Monitoring: 5-segment LED main level meter and channel peak indicators for real-time monitoring.

Versatile Connectivity: One output and one return with 2-track monitor and replay to LR channels.

Reliable Power Supply: Powered by external adapter with 15W maximum power input for stable operation.

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: ≤4.12h

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.