What are the available mounting modes?

It supports Sound Shower mode (mounted on ceiling facing floor) and Virtual Speaker mode (pointing at an object for reflection).

What is the minimum order quantity?

The Minimum Order Quantity is 1 piece.

What certifications does the product have?

The product has FCC, RoHS, and CE certifications.

Premium Professional Audio Bluetooth Directional Ultrasonic Speaker for Speech and Home

Name: Premium Professional Audio Bluetooth Directional Ultrasonic Speaker for Speech and Home
Brand: Shenzhen Golden Lisen Electronic Tech. Co., Ltd.
SKU: 2086582485

Guangdong, ChinaShenzhen Golden Lisen Electronic Tech. Co., Ltd.

US$100.00

1-9 Pieces

US$98.00

10-199 Pieces

US$95.00

200+ Pieces

Sample price:US$100.00/piece.Request sample

Product profile

Customization

Available

Enclosure Material

Aluminum

Impedance

Model NO.

G-19

Power Handling

15W

Sound Pressure Level

85 dB

Usage

Home Theater, Professional Monitoring, Studio Application, Expand Volume, Directional Speaker

WORD nChannels

Mono

Model No.

G19

Product Size

985*985*35mm

Angle Range

About 15 Degrees

Max Power

15W

Spl

85dB@1kHz/1m

Thd Total Harmonic Distortion

0.5%

Audio Input

3.5mm, Bluetooth, TF Card

Power Input

DC 5V 3A

Transmision Distance

>15m

Frequency Range

400Hz-10kHz

Material

Aluminium Alloy

Harmonic-Distortion

0.50%

Radiation Mode

Direct Radiation Type

Transmission Mode

Ultrasonic Wave

Transport Package

Gift Box

Specification

39*20*25cm

Trademark

Lisenecho

Origin

China

HS Code

8518290000

Production Capacity

15000PCS/Year

Key features

Ultrasonic Directional Sound: Projects sound in a narrow beam like a flashlight, audible only in a specific area.

Bluetooth 5.0 Connectivity: Supports wireless audio playback via Bluetooth 5.0, 3.5mm, and TF card.

Super-Thin Design: Features a super-thin transducer unit with a thickness of only 35mm for G19 model.

Low Distortion Audio: Pre-processing algorithm reduces total harmonic distortion to 0.5% for clear sound.

Flexible Customization: Offers OEM/ODM services and flexible customization for packaging and product requirements.

Multiple Mounting Modes: Supports Sound Shower mode (ceiling) and Virtual Speaker mode (reflection) for versatile use.

Remote & Sensor Control: Includes remote control and infrared sensor for silent mode, play, and cycle display.

High Sound Pressure Level: Delivers 85dB SPL at 1kHz/1m for powerful audio projection in specified zones.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceFast Delivery

Shenzhen Golden Lisen Electronic Tech. Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 14 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: ≤1.99h CertifiedTerms of Payment: LC, D/P, T/T, etc.

AI-Powered supplier vetting

SummaryShenzhen Golden Lisen Electronic Technology Co., Ltd. is described as a high-tech manufacturer established in 2005, covering product R&D, production, and sales. Its products include hanging CD machines, advertising power banks, and Bluetooth speakers. The supplier reports FCC, RoHS, and CE compliance certifications, flexible customization, and delivery of customized samples within three days. It has four R&D engineers, six to ten quality-control staff, and reported lead times within 15 workdays in both peak and off-peak seasons. Service procedures for corrective and preventive actions and customer complaints are documented and followed. However, the supplier reports no in-stock capacity, overseas warehouse, overseas showroom, overseas agents or branches, or offline trade-show participation. No new products were launched in the past year, no SDK is available, and quality assurance status and raw-material traceability are unknown. Financial information is represented only by reporting years, so financial...

Supplier typeThe supplier is explicitly described as a high-tech enterprise integrating product research and development, production, and sales. Its stated product range includes hanging CD machines, advertising power banks, and Bluetooth speakers, supporting classification as an electronics manufacturer.

CertificationsThe supplier reports FCC, RoHS, and CE certifications in both its sustainable-development/product-certification information and product compliance information. These stated certifications provide explicit evidence of compliance coverage for the listed standards.

After-Sales capabilityThe supplier has documented and followed procedures for corrective and preventive actions and customer complaints. However, it reports no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and service coverage in zero countries, indicating limited physical overseas support.

Customization capabilityThe supplier explicitly offers flexible customization and states that its R&D team can provide a new customized sample within three days. Its description also identifies integrated R&D, production, and sales capabilities, directly supporting a positive assessment of customization services.

Client casesThe supplier states that it serves customers in East Asia, Southeast Asia, Europe, and North America, and confirms OEM service for well-known brands. It reports no cooperation with Fortune 500 companies; therefore, geographic reach and brand OEM experience are evidenced, but major-enterprise case strength is limited.

Product Q&A

Q:How to place an order?

1. Contact us with model, quantity, and requirements. 2. Confirm Proforma Invoice and arrange payment. 3. We confirm and ship, sending tracking number promptly. 4. We track goods until safe receipt.

Q:What is the delivery time?

Normally, goods arrive within 5-7 days after delivery to the express. Peak and off-peak season lead times are within 15 workdays.

Q:What payment methods are accepted?

We accept Western Union, PayPal, T/T, LC, D/P, and Small-amount payment.

Q:Is customization available?

Yes, customized packaging is available according to your requirements. OEM and ODM services are also provided.

Q:How does the directional sound work?

It uses ultrasonic waves to create a narrow beam, similar to a flashlight. Sound is loud in the specified area but minimal outside it.