About: DS18 SB12A 12" 350W RMS Loaded Amplified Shallow Subwoofer Enclosure 

For all audio enthusiasts who demand exceptional sound but have limited space, DS18 offers the perfect solution. Introducing the DS18 SB12A, a slim 12-inch subwoofer enclosed in a compact sealed box, designed to bring earth-shattering bass to even the tightest of spaces. With the SB12A, DS18 has engineered a subwoofer that defies all expectations, delivering powerful, chest-thumping bass in a compact enclosure that fits seamlessly into any vehicle.

Housed in a rugged .6-inch MDF sealed box, the SB12A is built to withstand the rigors of everyday use while maintaining optimum sound quality. The included high-powered amplifier, boasting 350W RMS and a staggering 700W MAX, ensures that every beat hits with precision and intensity.

The enclosure housing the SB12A has an internal volume of 16 liters (0.56 ft3), allowing this subwoofer to strike the perfect balance between compactness and performance. The SB12A delivers an impressive frequency response ranging from 30Hz to 250Hz, ensuring rich and deep bass notes that resonate through your vehicle.

Safety and protection features are at the core of the SB12A's design. Thermal protection safeguards against overheating, while over-load, DC output, and short circuit protection provide peace of mind during high-performance audio sessions. The remote level control, selectable crossover, and a bass boost range of 0-6 dB at 50Hz allows you to fine-tune the bass according to your preferences; effortlessly transforming your driving experience into a concert on wheels. 

The SB12A offers versatile connectivity options, providing high-level inputs or RCA jacks to seamlessly integrate with any existing audio system. Simply hook it up, sit back, and let the bass take control.

Product Highlights:  

• Subwoofer Enclosure
• 1 X 12" Shallow Mount
• Amplified with Subwoofer Control Knob
• RMS Power: 350 Watts (700 Watts Peak)
• Impedance: 2 Ohm ~ 87dB
• 1/2" MDF with Black Carpet

Specifications:

• Speaker Type / Size: 12" (312 mm)
• Total Impedance: 2 Ohm
• Total RMS Power Handling: 350W
• Total MAX Power Handling: 700W
• Sensitivity (1w/1m): 87dB
• Frequency Response: 30-250Hz
• Voice Coil Diameter: 1.75" (44.43 mm)
• Voice Coil Former Material: Aluminum
• Winding Material: EISV
• Cone Material: IPP
• Dust Cap Material: N/A
• Surround Material: Rubber
• Basket Material: SPCC
• Magnet Material: Ferrite
• Magnet Weight: 50 Oz

Amplifier Specifications: 

• Amplifier Class: Digital
• Amplifier Type: Monoblock Subwoofer
• Number of Channels: 1CH
• Minimum Impedance: 2 Ohm
• Signal to Noise Ratio: 75 dB
• Efficiency @ 4ohm: 75%
• Total Harmonic Distortion (THD): 0.30%
• Low Level Input Range: 0.1-0.6 V
• High Level Input: Yes
• Selectable X-Over: LPF Fixed
• X-Over Filter Range: 51 - 200 Hz
• Bass Boost Range: 0-6 dB
• Bass Boost Frequency: 50 Hz
• Infrasonic Filter: No
• Phase Selector: 0-180
• Led Indicator: Power / Protection
• Power Input Terminal Size: 8 Ga
• Fuse Size: 30 A
• Remote Level Control: Yes
• Cooling Fan: No
• Voltmeter: No
• Thermal Protection: Yes
• Over-Load Protection: Yes
• DC Output Protection: Yes
• Short Circuit Output Protection: Yes
• Voltage Input Protection: Yes (<8v,>16v)
• Clipping Protection: No

Box Specifications: 

• Internal Volume: 16L / 0.56ft3
• Port Tune Fb: N/A
• Load Configuration: Parallel in
• Box Type: Sealed Box
• Box Material: 0.59" MDF
• Finish Material: NON-Woven fabric
• -3Db Dropping Point F3: 45Hz

Measurement: 

• Height: 14.96" (380 mm)
• Width: 19.3" (490 mm)
• Depth 1: 4.92" (125 mm)
• Depth 2: 7.4" (188 mm)
• Gross Single Unit Weight: 18.7 lb (8.5 kg) 
• Single Unit Box Dimensions (W x L x H): 546mm x 245mm x 440mm