Our founding team began as passionate audio-visual engineers. Seeing movie and music lovers turn away from high-end audio—deterred by complexity, outdated design, and high costs—we set out to change that.
Ourstone reinvents home theater with breakthrough acoustic engineering, modern design, and cost innovations, making cinema-grade sound accessible to all.
Started in Seattle and now trusted in 100+ regions, Ourstone is redefining home theater.
Supplier highlights:This supplier mainly exports to the UAE, Nigeria, and Colombia, offering quality control services and providing full customization, design customization, and sample customization. Additionally, it holds product certifications with a customer satisfaction rate of 98.6%.
Positive retail outlook:The product’s high popularity in retail is underpinned by strong sales performance and consistent top bestseller rankings.

4.1 channel Soundbar
- VERSATILE & SPACE SAVING SHAPE – The separable design of the soundbar allows you to set it up in different ways to best match the atmosphere of your room. They are visually flexible, save space and the unique 7° tilt design enriches the sound stage with exclusive details.
- Wired Subwoofer with Enhanced Bass – This 4.1 channel soundbar for TV features two built-in tweeters and woofers, reproducing balanced sound for richer bass and clearer treble. In addition, the SL3302 soundbar has an additional large volume 7.2 litre subwoofer, which allows the diaphragm amplitude to reach 15 mm for a more powerful bass.
- PERSONALISED SOUND EXPERIENCE – Improve sound quality with 3 EQ modes for music, movies and games. Ultimea’s exclusive BassMX technology expands the low frequencies and allows adjustable bass for a pulsating booming bass. All modes are easily selectable at the touch of a button via the EQ settings.
- Fuller and clearer sound – The soundbar uses an improved DSP chip to reduce static audio noise. This ensures that every word and sound is heard exactly as it should sound.
- SEAMLESS CONNECTION COMPATIBILITY – The soundbar features wired and wireless dual connection options, including ARC, optical, AUX and USB ports (all cables are included). Bluetooth 5.3 technology ensures higher speeds and a range of up to 15 metres.
- Simplified Control – CEC sync lets you control your TV and soundbar simultaneously via an ARC connection. One click to turn on or off, combined volume control. Reduce the number of your remote controls.
- Precise audio tuning redefined: Customize your audio experience like never before with the Ultimea APP. It offers 121 expert EQ presets for genres such as bass, pop, classical and rock, as well as 10-band and 6 customized EQ modes, including film, music, voice, sports, game and night. With the advanced “Adjust” function, you can adjust your sound exactly to your preferences to ensure that every note is exactly the way you like it.

Product Information
| Attribute | Value |
|---|---|
| Brand | OURSTONE |
| Speaker maximum output power | 200 Watts |
| Frequency response | 18 KHz |
| Connectivity technology | HDMI ARC/Bluetooth 5.3/Optical/AUX/USB |
| Audio output mode | Surround |
| Mounting type | Wall mounted, table, floor |
| Model name | S50 |
| Speaker type | Soundbar with subwoofer |
| Special feature | BassMAX technology, Separable design, Wired Subwoofer |
| Recommended uses for product | For televisions |
What's in the box?
- 1 x Soundbar/1 x Subwoofer/1 x Power Supply/1 x Remote Control/1 x HDMI Cable/1 x Digital Optical Cable
- 1 x Stereo 3.5mm to RCA Audio Cable
- 1 x Stereo RCA to RCA Audio Cable (100mm)
- 1 x 2.5m Stereo RCA to RCA Audio Cable
- 2 x wall mounting kit/2 x wall brackets/2 x base/1 x user manual (English language not guaranteed)