{"product_id":"pt2399-microphone-audio-amplifier-board-karaoke-plate-reverb-preamplifier-new","title":"PT2399 Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier NEW","description":"\u003cp\u003eITEM NAME:PT2399 Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier NEW PT2399 Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier NEW Product Image: Product Description: working volatge;AC 12V-15V Size:15.8*6.4cm The board uses PT2399 responsible for the echo sound processing, using the Texas Instruments field effect quad op amp TL074 responsible for audio signal amplification and sound processing. Also added a new 5V output can be connected Bluetooth decoder board, the use of more convenient. In addition the Kara OK board also uses two-way microphone input (compatible with electret microphone) Feedback Warranty.Find many great new \u0026amp; used options and get the best deals for PT2399 Microphone Audio Amplifier Board Karaoke Plate Reverb Preamplifier NEW at the best online prices at Order2india Shopping! Free shipping for many products!\u003c\/p\u003e","brand":"O2INEW","offers":[{"title":"Default Title","offer_id":1613754400783,"sku":"O2I-0-224195252041","price":3587.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0929\/2582\/products\/s-l2000__62458_b7c78720-d9fa-476f-bead-5c629889f2a1.jpg?v=1680094099","url":"https:\/\/order2india.com\/products\/pt2399-microphone-audio-amplifier-board-karaoke-plate-reverb-preamplifier-new","provider":"ORDER2INDIA SHOPPING","version":"1.0","type":"link"}