Pyle 200W Dual-Channel Bluetooth Stereo Power Amplifier $30 at Amazon $30 $52 1K+ bought in past month. Amazon has the Pyle 200W Dual-Channel Bluetooth Stereo Power Amplifier (PDA29BU.5) on sale for $30 with free shipping on $35+ or with Prime. Features 1 RCA audio input for tuner, CD player, tape deck, 2 1/4" microphone IN, USB, SD card slot & Bluetooth/FM radio antenna. $30 retail: $52 Posted by DrBatman03/24/2026 at 12:47 PM PT