DROK Power Amplifier Module, 30W+30W Class AB Digital Audio Stereo Amp Board, DC 12V Dual Channel 2.0 TDA7377 Immersion Gold Car Speaker Amplify Chip with Case and Shielded Cable for Sound System DIY

* PARAMETER --- working voltage DC 9-18V, recommend 12V; max output power 35W*2 (18V 4Ω), can be applied to 4-8Ω speakers. * APPLICATION --- can be applied to automotive audio stereo system DIY; can be applied to test bench; can be applied to bookshelf speakers, etc. * PROPERTY --- class AB, 2.0 dual channel. * INPUT METHOD --- 3.5mm audio cable input/3P extension cable input. * PROTECTION --- input reverse connection protection; short-circuit protection; over-current protection; over-temperature protection.