{"product_id":"fosi-audio-bluetooth-subwoofer-amplifier-21-bt30d-pro-subwoofer-amp-with-tpa3255-chips-165w-x2350w-bass-treble-control-21-channel-sub-amplifier-for-desktopoutdoorbookshelf-speakers_9e21dee0","title":"Fosi Audio Bluetooth Subwoofer Amplifier 2.1, BT30D Pro Subwoofer Amp with TPA3255 Chips 165W x2+350W \u0026 Bass Treble Control, 2.1 Channel Sub Amplifier for Desktop\/Outdoor\/Bookshelf Speakers","description":"2.1 Channel Amplifier:The BT30D PRO integrated amplifier features two sets of passive speaker outputs and one set of passive subwoofer outputs. making it easy to set up a 2.1 home theater or other stereo HiFi audio systems.\u003cbr\u003eHigh Power with Exceptional Sound Quality:Equipped with two high-end Texas Instruments TPA3255 Class-D amplifier chips. the amplifier home audio delivers clear and pure sound without distortion or clipping. stably outputting up to 165W x 2 + 350W of power.\u003cbr\u003eBass Beast:Whether you're a gamer. movie buff. or music lover. the subwoofer amplifier provides tight. smooth. and natural - sounding bass. It features two dedicated knobs for subwoofer control: the SUB FREQ knob allows precise frequency adjustment of passive subwoofers from 0 to 300 Hz. while the SUB VOL knob lets you set the desired volume level. This gives you full control over the bass output to suit your personal preferences and listening environment.\u003cbr\u003eBluetooth 5.0 Connectivity:This Bluetooth amplifier maintains a stable connection and delivers clear audio over a range of up to 15 meters. This makes it perfect for enjoying your favorite tunes or audio content in outdoor areas such as your yard. terrace. or poolside. without worrying about signal drop - outs or interruptions.\u003cbr\u003eExquisite Craftsmanship:This mini amplifier is meticulously crafted with a solid. all - metal body that ensures durability and longevity. The well - designed case. along with the high - quality controls and connectors. exudes a sense of premium build and attention to detail. The exquisite packaging further adds to the overall appeal and value of the bass amp.\u003cbr\u003e\u003cli\u003eBT30D PRO supports impedance of 2-8Ω. Rated Power Output: 32V\/5A 100W x 2 per channel@4Ω; Maximum Power Output: 32V\/5A 130W x 2 per channel@4Ω; 48V\/5A 165W x 2 per channel@4Ω. (24-48V support 32V5A\u0026amp;48V5A power supply)\u003c\/li\u003e\u003cli\u003eInput: Bluetooth + RCA; Input Sensitivity: ≤ 600mV\u003c\/li\u003e\u003cli\u003eOutput: Passive\/Active Speakers+ Passive\/Active Subwoofer\u003c\/li\u003e\u003cli\u003eAmplifier Size: 6 x 5 x 1 inches\u003c\/li\u003e12.1 Channel2Bluetooth 5.03Bass Beast4TPA3255 Chips1Computer Desktop2Home Theater3Outdoor Courtyard1Front Panel2Rear Panel3Physically Well Made4Power Rating\u003cp\u003e The SUB FREQ knob allows frequency adjustment of passive subwoofers from 0 to 300 Hz. and the SUB VOL knob sets their volume. \u003c\/p\u003e\u003cp\u003e Build a home stereo system on your desktop by connecting a poweredspeaker. subwoofer. or amplifier to the BT30D Pro through the 3.5mm PREoutput for a compact audio receiver setup. \u003c\/p\u003e\u003cp\u003e 1. Function Troubleshooting \u003c\/p\u003e\u003cp\u003e - Ensure all wiring is correct (connect the positive speaker wire to the amplifier's positive terminal. the negative to the negative terminal. and make sure the speaker wires do not touch each other. as this could cause a short circuit and potentially damage the amplifier). \u003c\/p\u003e\u003cp\u003e - It is recommend the product place in a cool and ventilated working environment. or use it with a cooling fan. \u003c\/p\u003e\u003cp\u003e 2. Bluetooth Connectivity \u003c\/p\u003e\u003cp\u003e - Make sure all connections are correct. - Ensure that there are no other interference signals or electrical devices located nearby. - Move the amplifier closer to the Bluetooth device to improve signal strength. - Remove and reattach the BT antenna. making sure it is hand-tightened. or replace it with another antenna to test. - Remove all Bluetooth pairings from all devices and move around the room to test for connectivity. - Try using another Bluetooth device to play music. - The device does not have a Bluetooth reconnection function. To reconnect. can click on the Bluetooth device name in the paired device list. \u003c\/p\u003e\u003cp\u003e 3. Audio Sound Quality: \u003c\/p\u003e\u003cp\u003e - Audio Quality: Different audio source qualities affect the sound quality. It is recommended to use high-quality. lossless audio files. such as FLAC. WAV and other formats. to obtain a better sound quality experience. - BT30D PRO supports impedance of 2-8Ω. Speaker impedance that is too low or too high will cause unstable amplifier output and affect the sound quality performance. - Please replace with a high-quality RCA cable with good shielding to prevent noise. \u003c\/p\u003e\u003cp\u003e 4. Compatibility: \u003c\/p\u003e\u003cp\u003e - Note: The active subwoofer must be connected to the “Pre-Out” port. and only the master volume control knob can adjust its volume; passive subwoofer must be connected to the“Sub Output”port and can be adjusted via the bass and volume knobs; passive speaker must be connected to the \"Speakers Outputs\" port and can be adjusted via the \"SUB FREQ\" knob. \u003c\/p\u003e\u003cp\u003e - Note: Not support remote and optical input. \u003c\/p\u003e\u003ch1\u003e Fosi Audio BT30D PRO \u003c\/h1\u003e\u003ch3\u003e Redefining HiFi with Unmatched Value \u003c\/h3\u003e\u003ch4\u003e One Device for All Needs \u003c\/h4\u003e\u003ch4\u003e Stable Connectivity \u003c\/h4\u003e\u003ch4\u003e Ideal for Your Subwoofer \u003c\/h4\u003e\u003ch4\u003e Max Output Power 165W×2+350W \u003c\/h4\u003e\u003ch4\u003e All-Aluminum Alloy Chassis \u003c\/h4\u003e\u003ch1\u003e Knobs designed for subwoofer \u003c\/h1\u003e\u003ch1\u003e Pre-Out Connector \u003c\/h1\u003e\u003ch1\u003e Friendly Solutions Guide \u003c\/h1\u003e","brand":"Fosi Audio","offers":[{"title":"Default Title","offer_id":67985449222454,"sku":"661714027924160512-40968084-0-0-0-0-0-0","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/3229\/1894\/files\/5d0103e920251b29bd366b68e8293abe97e66f4f55a7497056bb55ee3a8cd5e3.jpg?v=1794388161","url":"https:\/\/xbxjmpej.cyou\/products\/fosi-audio-bluetooth-subwoofer-amplifier-21-bt30d-pro-subwoofer-amp-with-tpa3255-chips-165w-x2350w-bass-treble-control-21-channel-sub-amplifier-for-desktopoutdoorbookshelf-speakers_9e21dee0","provider":"zlhx08 site","version":"1.0","type":"link"}