Established in 1999, Dianmen Digital Technology Co., Ltd. is one of the leading China subwoofer amplifier manufacturer and wholesaler of audio, video and communication products in China. We can offer you the complete OEM & ODM subwoofers amplifier service, including, but not limited to, the products designing, moudling developing, the plastic injection and hardware producing, firmware designing and products producing. We have established an integrated set of QA system of efficiency, which strictly administrates through the whole process including design, manufacture, sales and service. All of key processes for quality control are performed according to ISO9001:2000, CE, FCC, E-MARK and RoHS. Also we collect and offer cool and the newest 2009/2010 fashion products to you.

Line-level and speaker-level inputs for connection to any system
Variable 2nd order low-pass crossover from 60 Hz - 180 Hz
Speaker relay prevents turn-off thumps
This ultra-compact 25-watt subwoofer amplifier offers the perfect amount of power for any small subwoofer system. It delivers a real 25 watts RMS of power, which is not an exaggerated figure like found in most typical multimedia systems. With a solid 25 watts, it has enough oomph to reach 100 dB with many drivers. Measuring only 6-1/4" square, the 25-watt amp will fit in even the smallest enclosures. Specifications: Measured power output: 15 watts RMS into 8 ohms @ 0.1% THD, 25 watts RMS into 4 ohms @ 0.2% THD. Signal to noise ratio: 90 dB (A-weighted). Dimensions: 6-1/4” W x 6-1/4” H x 2-1/2” D. Enclosure cutout: 5-1/4” W x 5-1/4” H.

High power/low distortion
Adjustable low pass crossover
High and low level inputs/outputs
Auto On/Off
Phase reversal switch
A new animal is prowling the subwoofer amp jungle! Behind the less than 10" x 10" faceplate lurks a tiger of a 240 watt amp, ready to unleash its power on your subwoofer driver. Includes all the features that you have requested, like a choice of RCA line level or banana jack speaker level inputs and outputs, automatic turn-on that is triggered by an input signal, and a phase reverse switch to match the subwoofer to your room and your other speakers. A single amp can accept a stereo input signal and combine it into mono, which is optimum for sub bass reproduction. The internal low pass crossover is fully adjustable between 40 and 180 Hz, and of course the amp has built-in protection against internal and external faults. Unleash the beast! Dimensions: 9-13/16" W x 9-13/16" H x 5" D. Cutout dimensions: 8-1/2" W x 8-1/2" H.

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