{"product_id":"douk-audio-2-channel-bluetooth-amp-hifi-stereo-amplifier-300w2-tpa3255-class-d-pffb-bass-treble-control-headphone-out-f","title":"Douk Audio 2 Channel Bluetooth Amp: HiFi Stereo Amplifier | 300W2 TPA3255 | Class D PFFB | Bass Treble Control | Headphone Out f","description":"\u003cp\u003eWarm tips: 1. The A5 PRO with 2PCS pluggable NE5532 op-amps, can be upgraded by dual op-amps like 2134\/2604\/5532\/2068\/muse02 etc. 2. The speaker output, AUX and 3.5mm headphone jack output can work at the same time, and the volume\/treble\/bass of the three outputs are controlled simultaneously. Features: Brand: Douk Audio Model: A5 PRO Audio input: Bluetooth \/ Stereo RCA Audio output: Banana speaker jacks \/ AUX \/ 3.5mm headphone jack Headphone output power: 500mW\/32O Matched headphone impedance: 16-600O Max. output power: 300W*2 (4O) Matched speaker impedance: 4-8O Frequency response: 20Hz-20KHz (1dB) THD+N: 0.003% SNR: =113dB Bass\/treble range: 6dB Bluetooth version: 5.1 RCA input sensitivity: 2V AUX rated output level: 3.7V Working voltage: DC 24-48V Dimensions (W*D*H): 130*112*33mm \/ 5.12*4.41*1.30in Package dimensions (W*D*H): 265*240*65mm \/ 10.43*9.45*2.56in Net weight: 525g \/ 1.16lb Package weight: 1.2kg \/ 2.65lb\u003c\/p\u003e","brand":"Douk Audio","offers":[{"title":"Default Title","offer_id":43612702801956,"sku":"WBEEAB0F2M9P24C","price":137.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0714\/9839\/9780\/files\/51XvLbrWOfL.jpg?v=1772119611","url":"https:\/\/electroeshop.com\/products\/douk-audio-2-channel-bluetooth-amp-hifi-stereo-amplifier-300w2-tpa3255-class-d-pffb-bass-treble-control-headphone-out-f","provider":"Electroeshop","version":"1.0","type":"link"}