The WS-220 BT is a 4-zone audio level controller with built-in Bluetooth®, designed for seamless integration into any audio system. Utilizing CSR BT 4.0 with AptX codec, it ensures high-fidelity sound quality. It also features Main and Auxiliary inputs, allowing for a true 3-source selection, all housed in a half-DIN chassis.

With its exclusive design, the WS-220 BT allows independent control of 4 separate zones, which can be assigned to different audio components. For example:
🔹 Zone 1: Tower Speakers
🔹 Zone 2: Front Cabin Speakers
🔹 Zone 3: Rear Cabin Speakers
🔹 Zone 4: Subwoofer(s)

Each zone's level can be adjusted independently, while the Master Level Control provides overall volume control across all zones.

Advanced Features:
✅ Independent Zone Control – Manage volume levels for 4 separate audio zones
✅ Built-In Bluetooth® (CSR BT 4.0 + AptX Codec) – Ensures high-quality wireless audio
✅ Talk-Back Microphone with Independent Level Control – Functions like a PA system, muting Zone 1 when activated
✅ Master Level Control – Adjusts all zones simultaneously, except the mic level
✅ Multiple Input Options – Switch between Main (head unit), Auxiliary (wired device), or Bluetooth® streaming
✅ 3.5mm Auxiliary Input & Boat Link Output – Connect MP3 players or link multiple WS-220 BT units using the Wet Sounds A-Link Kit (sold separately)
✅ Adjustable Input Sensitivity – Fine-tune Main, Auxiliary, and Bluetooth® inputs for optimal performance
✅ Selectable Illumination – Choose between blue or red LED lighting
✅ Ground Isolation Jumper – Helps eliminate alternator noise when needed

Specifications:
Signal-to-Noise Ratio: 80dB @ 1V Input
Frequency Response: 10 Hz – 40 kHz
Operational Voltage: 11-15V DC, Negative Ground
Input Impedance: 20K Ohms
Chassis Dimensions: 4.615" L x 6.9" W x 1.050" H
Max Output Voltage: 5V RMS
Total Harmonic Distortion (T.H.D.): 0.05%
Faceplate Dimensions: 0.100" L x 8.062" W x 1.650" H
Built-In Bluetooth®: Yes
Zone Control: Yes

WS-420SQ Marine Equalizer & Zone Controller

The WS-420SQ is a high-performance 3-zone marine equalizer and controller, offering independent volume and EQ adjustments for tower speakers, in-boat speakers, and subwoofers. Its exclusive dual equalizer design ensures precise tuning, making it the world’s only true marine audio zone controller/equalizer.

Specifications:
Equalizer Frequencies:
Bass: 100 Hz
Mid-Bass: 300 Hz
Mid: 2 kHz
High: 15 kHz
Signal-to-Noise Ratio: 80 dB REF 1V Input
Input Impedance: 20K Ohms
Frequency Response: 10 Hz – 40 kHz (-3 dB)
Total Harmonic Distortion (THD): 0.05%
Stereo Separation: 80 dB @ 1 kHz
Maximum Output Voltage: 5V RMS
Operational Voltage: 11 - 15V DC, Negative Ground
Parametric EQ Range: ±12 dB
Zone Control: Yes
Built-In Bluetooth: No

Dimensions:
Faceplate: 0.100" (L) x 7.355" (W) x 1.180" (H)
Chassis: 4.615" (L) x 6.9" (W) x 1.050" (H)

Key Features:
✔ 3-Zone Control: Adjust volume and EQ settings separately for tower, in-boat, and subwoofer speakers.
✔ Dual Equalizer Design: Independent EQ tuning for in-boat and tower speakers.
✔ High-Quality Audio Performance: Low distortion and wide frequency response for superior sound.

A must-have for marine audio enthusiasts seeking ultimate control and sound customization!

WS-4Z-RGB REMOTE – Advanced Multi-Zone RGB Lighting Control
The WS-4Z-RGB REMOTE allows users to seamlessly control up to 4 lighting zones independently or synchronize them for a clean, uniform look. Effortlessly switch colors, adjust brightness, or even sync lights with music for the ultimate lighting experience. The remote push-button head unit provides easy, intuitive control.

🔹 Key Features:
✔ 4 Independent Lighting Zones – Control each zone separately or sync them together
✔ Music Sync Mode – Lights respond to the rhythm of your music
✔ Compact & Durable – UV-stabilized polycarbonate cover with a stainless steel bezel
✔ High-Performance Build – Machined aluminum rear housing for added durability
✔ IP65-Rated – Water and dust-resistant for marine and outdoor use
✔ Supports up to 500W of LED lights
✔ Wide Voltage Range – Operates on 10 – 30V DC
✔ Shadow-Net Enabled – Seamless integration with compatible systems
✔ User-Friendly Design – 16 illuminated silicone buttons for easy operation
✔ Size: 3.625” (92mm) diameter x 0.5” (13mm) height
✔ 2-Year Warranty – Built to last, Made in the USA

Take full control of your lighting with the WS-4Z-RGB REMOTE!

Wet Sounds A-Link S/R Kit – Wireless Audio Connection

The WS-A-Link S/R Kit is the perfect solution for connecting audio systems without Bluetooth or Wi-Fi. Using SKAA technology, it delivers stable audio transmission within a 100-foot range, allowing you to enjoy seamless music anywhere.

⚡ Strong Connection – Flexible Setup
Each A-Link unit can be configured to SEND or RECEIVE audio signals, making it easy to expand your sound system. Multiple WS A-Link units can receive from a single transmitter, creating a perfectly synchronized music experience.

Key Features
✔ No Bluetooth or Wi-Fi needed – Uses SKAA Protocol
✔ Wireless range up to 100 feet
✔ Connects to any audio system via AUX 3.5mm
✔ Multiple WS A-Link units can sync for simultaneous playback
✔ Long-lasting battery: Transmitter – 6 hours | Receiver – 20 hours
✔ Convenient charging with dual Micro USB cable included

📦 Included Accessories:
✅ 3.5mm AUX connection cable & Y adapter
✅ Dual Micro USB charging cable

📏 Compact Size: 1.75” W × 2.75” H × 0.75” D

🎶 Simple Connection – High-Quality Sound – Ready for Any Party!

EQ Under Dash Mount – Easy Installation for WS-420BT
Install your WS-420BT quickly and effortlessly without cutting your dash using the EQ Under Dash Mount. This mount allows you to securely install the WS-420BT under your dashboard, ensuring a clean and hassle-free setup with no need for cutting.

Premium Design & Durability:
✔ CNC-machined Billet Aluminum for strength and longevity
✔ Available in Silver Brushed Metal or Black Brushed Metal Finish
✔ Designed for a seamless, factory-style fit

🔹 Note: WS-420BT not included.

Billet WS-EQ In-Dash Mount – Easy Installation for Your WS-420 SQ
No space to mount your WS-420 SQ? No problem! The Billet WS-EQ In-Dash Mount provides a seamless and secure solution for installing your Wet Sounds WS-420 SQ with ease.

Simple Installation – As Easy as 1-2-3!
1️⃣ Cut your opening according to the provided specifications.
2️⃣ Mount your WS-420 SQ onto the in-dash mount.
3️⃣ Secure it in place with bolts—quick and hassle-free!

Premium Build & Sleek Design
✔ CNC-machined Billet Aluminum for durability and strength
✔ Available in Silver Brushed Metal or Black Brushed Metal Finish
✔ Designed for a clean, factory-style fit

🔹 Note: WS-420 SQ not included.

EQ Under Dash Mount – Easy Installation for WS-420 SQ
Install your WS-420 SQ effortlessly without cutting your dash using the EQ Under Dash Mount. This mount provides a secure and hassle-free installation, allowing you to mount your WS-420 SQ neatly under your dashboard—no cutting required!

Quick & Convenient Setup:
✔ No need to cut an opening – mounts securely under the dash
✔ Additional slot for the WW-BT VC Bluetooth knob
✔ No Bluetooth knob? No problem! The kit includes a plug to cover the opening, ensuring a clean and flush look

Premium Design & Durability:
✔ CNC-machined Billet Aluminum for strength and longevity
✔ Available in Silver Brushed Metal or Black Brushed Metal Finish
✔ Designed for a seamless, professional appearance

🔹 Note: WS-420 SQ and BT-VC not included.