Frequency band sound equalizer RCA output input 3.5mm interface dual-channel automotive digital equalizer 100?240V US plug

1??Control Range: 7 band sound equalizer control range of ±12dB. Equalization bands are 60Hz. 150Hz. 400Hz. 1KHz. 3KHz. 6.5KHz. 15KHz. composed of TI or ST TL074. 2??Basic Parameters: 7 band digital equalizer preamplifier gain. 4580 classic operational amplifier provides 5 times the amplification 14dB; input impedance of 20K. output impedance of 600??. 3??Compatible: Dual channel digital equalizer ear amplifier part is composed of NE5532 type 47 headphone driver circuit. easy to drive a variety of types of headphones. adjustable high and low. 4??3.5mm Interface: Car digital equalizer is 3.5mm input interface supports 4 pole plug. the output is connected to a headset with microphone. which can be used for normal voice calls on cell phones. and the other terminal has a group connection port available. 5??Aluminum Alloy Material: Graphic car sound equalizer is made of premium aluminum alloy. high strength. corrosion resistance. stable performance. DC5V?12V power supply. dual channel sound.Item Type: 7 Band Sound Equalizer Material: Aluminum Alloy Power Supply: DC5V-12V Interface Specification: 5.5×2.1 Equalization Circuit Control Range: ±12db Equalization Frequency Band: 60HZ.150HZ.400HZ.1KHZ.3KHZ.6.5KHZ.15KHZ