1Set Powerful Bluetooth Speakers with Colourful LED Lighting for Home Theatre and TV, Wireless Subwoofer, Stereo Surround Sound, Wooden Finish, USB and Wired Connections

The Seda D-215 is a 2.1 multimedia desktop speaker system designed specifically for computers, laptops, mobile phones and tablets. The wooden cabinet, paired with a 4-inch subwoofer and two 3-inch mid-high frequency satellite speakers, delivers powerful, rich surround sound. It supports USB power supply and 3.5mm audio cable input, whilst the Bluetooth version allows wireless connection to mobile phones and tablets with a range of up to 10 metres. Independent bass and treble controls, plus colourful breathing ambient lighting, ensure your desktop setup not only sounds great but looks great too.

Key Selling Points
1. Wooden Enclosure – The Foundation of High-Fidelity Sound
The wooden enclosure offers excellent sealing, effectively reducing resonance and standing wave interference
Delivering a more authentic and pure sound, it is durable and exudes a premium feel

2. 4-inch Super-Heavy Bass Driver + Full-Range Speaker Bass Technology
The main unit is equipped with a large 4-inch bass driver, with bass extending down to 25Hz
Powerful and immersive, instantly bringing games, films and rock music to life
Structural upgrades: paper cone + Wasper + magnetic ring + voice coil + CONEX suspension, optimising bass output

3. Dual 3-inch Mid-High Frequency Satellite Speakers – 360° Surround Sound
The satellite speakers utilise two 3-inch mid-high frequency drivers, delivering high-fidelity, refined sound quality
Creating a three-dimensional soundstage with a strong sense of presence, the sound truly resonates

4. Independent treble and bass controls & multifunction knob
Treble control / Bass control / Volume control (with power on/off function)
You’re in control of the rhythm, effortlessly adapting to different music genres

5. Colour-changing ambient lighting – independently adjustable
Independently control lighting on/off and modes
Enhance your gaming setup or create a romantic ambiance

6. Built-in Bluetooth (Bluetooth version only)
Supports wireless connection to mobile phones, tablets and laptops, freeing you from cable clutter
Transmission range up to 10 metres; serves as both a computer speaker and a wireless Bluetooth speaker

7. USB Power Supply + 3.5mm Audio Input
DC 5V/600mA USB power supply; plug-and-play with computers, power banks or mobile phone chargers
Compatible with desktop PCs, laptops, mobile phones, Nintendo Switch, TVs and other devices

Technical Specifications
Parameter
Speaker System 2.1-channel (Stereo for Standard Edition / Mono in parallel for Bluetooth Edition)
Main Unit Dimensions H 159mm × W 186mm × D 139mm
Satellite Dimensions H 105mm × W 70mm × D 77mm
Frequency Response 25Hz – 20kHz
Output Power 3W
Speaker Units Main Unit: 4-inch subwoofer; Satellite: Dual 3-inch mid-high frequency drivers
Enclosure Material Wood
Input Interfaces USB power port + 3.5mm audio cable / Bluetooth (Optional)
Power Voltage  DC 5V — 600mA (USB)
Lighting Effects    Multicoloured breathing ambient lights (independently controlled)

Package Contents
Main Speaker (Subwoofer) ×1
Satellite Speakers ×2
User Manual ×1

(Bluetooth version includes audio cable and instructions)

Ideal for
💻 Desktop PCs/Laptops – Gaming, multimedia, office use
📱 Mobile phones/tablets – Wireless Bluetooth playback, at home or when camping outdoors
🎮 Gaming consoles – Switch/PS4/PS5 for enhanced bass and immersion
🎤 Small gatherings – Colourful lighting + powerful sound