You can't connect active audio such as computer audio, and it is not suitable for connecting passive subwoofer. The four pillars behind the power amplifier are output connectors, and you can't connect headphones or lotus plugs such as 3.5 mm.
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"Universal Audio SSL 4000 Series Console Bundle, Pacchetto di plug-in (download), Include SSL 4000 E Channel Strip e SSL 4000 G Bus Compressor@+*SSL 4000 E Channel Strip:*, Riproduzione accurata del suono, del percorso del segnale e del flusso di...
Thomann Italia
Audio input: 3. 1x Amplifier. Bluetooth protocol: 5.0. Feature Type: 2.0 Stereo. Due to the light and screen difference, the item's color may be slightly different from the pictures. Output power: 50W 2.
eBay
"Universal Audio Apollo x8 Gen2 Essentials+, Interfaccia audio 18 x 24 Thunderbolt 3, 24 bit/192 kHz, DSP SHARC a 6 core per l'elaborazione interna UAD in tempo reale, 4 preamplificatori microfonici Unison, Funzione Auto Gain, Alimentazione phantom...
Thomann Italia
Rated Power: 50W 2. Unlimited connectivity for music freedom: Our products combine Bluetooth 5.0, USB direct connection and 3.5mm AUX audio input, easily compatible with the vast majority of audio devices on the market, whether smartphones, tablets, PCS, TVS, CD players, decoders or preamplifiers, can be seamlessly connected, so that your music world is no longer limited.
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"Universal Audio Apollo x16 Gen2 Essentials+, Interfaccia audio 18 x 20 Thunderbolt 3, 24-bit/192 kHz, DSP SHARC a 6 core per l'elaborazione interna UAD in tempo reale, Funzione Auto Gain, Interruttore per la commutazione dei diffusori monitor,...
Thomann Italia
This compact Bluetooth audio amplifier allows the connection of Bluetooth devices to low impedance speakers via the built-in power amplifier. It also has an auxiliary input so devices can be connected by 3.5mm jack connection.
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Universal Audio Apollo Twin X Quad Gen2 Stud+, Interfaccia audio 10 x 6 Thunderbolt 3, Processore UAD-2 Quad, Convertitore AD/DA 24 Bit/192 kHz, 2 preamplificatori microfonici Unison, Funzione Auto Gain, Alimentazione phantom +48 V, Microfono...
Thomann Italia
Amplifier output: The power amplifier is a fixed resistance power amplifier. There passive 4/6/8/16 ohm audio / horn. It cannot be heard with computer audio and. It is not for passive subwoofer settings.
eBay
"Universal Audio SSL 4000 E Channel Strip, Plug-in Channel Strip (download), Riproduzione accurata del suono, del percorso del segnale e del flusso di lavoro della leggendaria channel strip originale, Riproduzione fedele dei trasformatori d'ingresso...
Thomann Italia
Maximum power: 400W. 1 x Hifi Amplifier. It also has a jack for plugging your MP3, MP4,for iPod or CD player. --Super Bass Hi-Fi 2.1 Stereo 3 Channel. --MP3, for iPod, CD player input jack. Receiving mode: audio input.
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Universal Audio Apollo Twin X Duo Gen2 Studio+, Interfaccia audio 10 x 6 Thunderbolt 3, Processore UAD-2 Duo, Convertitore AD/DA 24 Bit/192 kHz, 2 preamplificatori microfonici Unison, Funzione Auto Gain, Alimentazione phantom +48 V, Microfono...
Thomann Italia
5W×2 Mini Power Amplifier Audio Speaker Amp DC5V USB Stereo 2.0 Channel CM2038. - Chip: CM2038. - Rated power: 3.5W×2 (Maximum output is 5W×2). - Audio output: Raw Cable Speaker Jacks. - Audio input: 3.5mm AUX.
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Universal Audio Apollo X4 Gen2 Studio+, Interfaccia audio 12 x 18 Thunderbolt 3 con processore UAD-2 Quad, Convertitore AD/DA a 24 bit/192 kHz, 4 preamplificatori microfonici Unison, Funzione Auto Gain, Alimentazione phantom +48 V, Microfono...
Thomann Italia
1 x 16-300Ω HIFI Headphone Amplifier Portable Earphone AMP 3.5mm w/ Audio USB Cable. SNR: ≥120dB. Distortion: 0.004%. Load Impedance: 16-300Ω.
eBay
Universal Audio Apollo X4 Gen2 Essentials+, Interfaccia audio 12 x 18 Thunderbolt 3, Processore UAD-2 Quad, Convertitore AD/DA 24 Bit/192 kHz, 4 preamplificatori microfonici Unison, Funzione Auto Gain, Alimentazione phantom +48 V, Microfono talkback...
Thomann Italia