Sell 2.1 Channel Tone Board Replacement Module Low Pass HIFI Filter Amplifier Durable Parts Professional best price

Features: 2.0+0.1 volume controllable, bass frequency phase adjustable. Double 5532, 2.0 full tone +0.1 bass structure, can control the volume of 2.0+0.1 each way. Full frequency and bass output signal have independent interface, convenient and practical. Outlet design makes it possible to change the sound style. Both same direction and reverse amplifiers are compatible. Small accuracy design sound base pure and fast speed. Specifications: Item type: filter preamp Board Material: metal Color: blue Types: DIY kit, finished product Chip type: NE5532 78M12  Input voltage: DC 12-30V alternating current 9-20V  Architecture: dual 5532, 2.0 full tone + 0.1 bass  Frequency range: full tone 20-20KHz,  bass 20-200Hz Size: about about 98 x 40 x 23mm Package includes:  1pc x  filter preamp Board Notes:  Transition: 1cm=10mm=0.39inch  1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you!  2. Please allow 1-3cm measuring deviation due to manual measurement. #Tone #Board #Amplifier #NE5532 #78M12 #Durable #Filter #Low #Pass #Preamp #Subwoofer #Audio #Control