Sell Low Pass Filter Bass Subwoofer Pre-Amp Amplifier Board Dual Power Low Pass Filter Bass Preamplifier best price

Channels: 2 (2.0) Maximum Power Per Channel: 10W This is a DIY accessory colour:blue Material:metal size:7.6*3.8*3cm Package Contents: 1*Double low-pass filter board setOnly the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.