Bass controller Adjust Level Volume Amplifier Subwoofer Equalizer Crossover _x000D_ _x000D_ _x000D_ Bass controller Adjust Level Volume Amplifier Subwoofer Equalizer Crossover _x000D_ _x000D_ _x000D_ This remote amplifier level control is used to adjust an amplifier's _x000D_ power level, stereo, equalizer or crossover volume form the dashboard _x000D_ or other remote locations. It adds sub-woofer level controls or _x000D_ balances a multiple amplifier installation. Fine tunes the volume of _x000D_ any RCA line level signal you wish to control. Compact housing allows _x000D_ the unit to be mounted virtually anywhere so control is at the users _x000D_ fingertips. Simple in and out connections, no additional wiring needed. _x000D_ Great for a sub amp volume control. _x000D_ Connect the RCA from the output of this Controller to the amplifier, _x000D_ and wire the car stereo output to the RCA input of this unit. _x000D_ Adds a Dash Mounted Sub-Woofer Volume Control 4 gold plated RCA's (2 RCA input & 2 RCA output) Level control knob Frequency 150Hz - 40Hz Gain 0db to -12db _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ _x000D_ 1.We ship all orders within 48 hours after your payment finished. As for there are more products on our warehouse, so when you meet with some products are out of stock after you place order, just donot worry, we will inform you for the first time. We hope you could understand, thanks, dear. 2.Please check if the goods are in good condition and sign before the delivery man leaves. If you find the product is lost or damaged on the way. Please take photo and let the delivery men confirm it. Then we will help you let the shipping company compensate you. _x000D_ _x000D_ 1. All merchandise will be carefully test before shipping. We will try our best to avoid any quality problem. 2. We promise warranty for quality in 3 months and we will repair it free of charge. The returning shipping should be paid by customer. 3. If you are not satisfied with the product, Please contact us. We'll provide you a satisfying solution. _x000D_ _x000D_ We appreciate your feedback very much. As it will motivate us do better. If you have any questions with our goods or service, Please kindly contact us firstly before leaving negative feedback. Thank you in advance. _x000D_ _x000D_ _x000D_ _x000D_