ITEM NAME:Low Pass Filter Bass Subwoofer Pre-Amp Amplifier Board Dual Power Low Pass B2U8 Low Pass Filter Bass Subwoofer Pre-Amp Amplifier Board Dual Power Low Pass B2U8 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 set
