{"product_id":"nobsound-hifi-stereo-bluetooth-5-0-digital-power-amplifier-usb-music-player-2-4-channel-home-multi-zone-audio-amp-receiver-50w-4","title":"Douk Audio M4 50W Per Channel Bluetooth Stereo Power Amplifier","description":"\u003cdiv\u003e\n\u003cp\u003eExperience room-filling sound with versatile 4-channel power and integrated Bluetooth.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDeliver up to 50W per channel across four outputs with a robust 24V\/4.5A power supply, enough to drive most home speakers with clarity.\u003c\/li\u003e\n\u003cli\u003eCH3 and CH4 can be configured as either inputs or outputs, enabling two-speaker setups or daisy-chained amps to share one audio source across rooms.\u003c\/li\u003e\n\u003cli\u003eConnect via Bluetooth 5.0 or wired stereo RCA, plus U-disk playback supporting MP3, WAV, APE, FLAC, and WMA up to 32GB. Note: U-disk input has priority over Bluetooth input.\u003c\/li\u003e\n\u003cli\u003eAluminum CNC-machined case with anodizing, independent per-channel level control, 4–8Ω compatibility, and a compact 128×134×33mm footprint for home, office, or desktop use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"Home and Haven Store","offers":[{"title":"United States","offer_id":58141427630240,"sku":"200007763:201336106","price":104.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1049\/2231\/6960\/files\/Sf5611b8648674008a1d1b8b3d7249f4a5.webp?v=1783116211","url":"https:\/\/homeandhavenstore.com\/products\/nobsound-hifi-stereo-bluetooth-5-0-digital-power-amplifier-usb-music-player-2-4-channel-home-multi-zone-audio-amp-receiver-50w-4","provider":"Home and Haven Store","version":"1.0","type":"link"}