Check the listing for details. Hifonics HFEQ-2 4-Band Equalizer with 9 Volt Line Driver Signal Processor. Condition: New. Listed at 54.99 USD. What we sell?Hifonics HFEQ-2 4-Band Equalizer with 9 Volt Line Driver Signal Processor ½ DIN ISO mount included, this can be installed right in the dash of your vehicle. Specifications Type: ProcessorSeries: HFColor: BlackModel Replaced: HFEQAccessory Hardware / Tools: Include mounting hardwareCompatible Vehicle Fitment: UniversalInstallation: 1⁄2 DIN ISO mount included, this can be installed right in the dash of your vehicle. Technical Details: 1⁄2 DIN, 4-band, pre-amp EQ with front/rear active crossoverAudio input selector for switching between the head unit and another sourceInput level controls for both car radio and any media device to ensure identical volume levelsMaster volume control of the SPL-level for both sound sourcesFront to rear dual-amp fader2 audio inputs with level matching45Hz sub-bass control120Hz mid-bass control Package Contents: 1x Hifonics HFEQ-2 Thing you should know: // NEED TO PRICE MATCH?See lower price? We will try to give you an even lower price! Just ASK us! // NEED TO TALK TO US?Just email us and we will get back to you within 24 hours // NEED TO RETURN or EXCHANGE?You can return the unit with eBay Easy Return step or just email us and we will tell you the exact instruction on how to return the unit. We will also give you an RA# so the unit won't be lost. // OUR RETURN / EXCHANGE POLICY60 days full refund . We will pays for shipping 2-way for any defective units . Unwanted? Just return it to us for full refund . NO QUESTIONS ASKED!