High Output Power 150W: Mono power up to 150W. 1 x TPA3116D2 Mono 150W Digital Power Amplifier Board 12-26V. Output: Maximum 150W. Amplifier Board - Adopts TDA3116D2 MONO chip, ensures high-quality sound.
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YYTCG HIFl stereo RCA Audio cable 6N OFC Male to Male 2RCA to 2RCA Audio Cable with Gold Plated connector PlugFor CD Amplifier
Aliexpress UK
The module can be used as an ordinary power amplifier and active speaker to add connection function compatible with Bluetooth. 7PIN output interface is 2.54mm through hole pitch. The 7-pin output interface is: + power, ground, left channel, right channel, mute, LED indicator and reserved port.
eBay
DAC Digital to Analog Audio Converter Optical SPDIF Toslink Coaxial Input to L/R RCA 3.5mm Jack Headphone Amplifier Output
Aliexpress UK
Output Power: 50W x 2 (left and right channels), 100W (bass channel). Bass Channel (Subwoofer) Adapter Speaker: 20-200W, 4-8Ω. Item Type: Bluetooth Power Amplifier Board. 1 x Bluetooth Power Amplifier Board.
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6.5 to 3.5 Jack Aux Cable Adapter for Speaker Guitar Amplifier TRS Audio Cable Jack 3.5mm to 6.5mm Audio Cable Auxiliar
Aliexpress UK
Item Type: Rectifier Filter Board. 1 x Rectifier Filter Board. The main filter capacitor adopts a capacitor of 10000UF x 4/50V to ensure strong and continuous power support. Speaker Protection Output Current: 12A.
eBay
Car Amplifier Cable Installation Wiring RCA Copper Wire Vehicle Digital Stereo Hi-fi Audio Cable, 8m
Aliexpress UK
Output power: left and right channels <50W; subwoofer <100W. TheBluetooth -compatible audio power amplifier module has 2.1 channels and the maximum output power is 2X50W+100W. It has two audio input modes, AUX andBluetooth -compatible, and a two-in-one power amplifier board.Bluetooth -compatible5.0, higher transmission efficiency, longer transmission distance.
eBay
EIZZ High End Tellurium Platinum Copper XLR Male Female Jack Balanced Plug Connector for HiFi Audio Amplifier Headphone DIY
Aliexpress UK
Output power 15W 2 at 16V 4ohm. XY-P15W is a high-power stereo Bluetooth audio module.Dual channels audio signal output.Built-in amplifier module therefore it can connect to loudspeaker directly.It is ideal for DIY wireless Bluetooth speakers and transponders.
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RCA to RCA Cable Digital Coaxial Audio Cable Subwoofer Cable Male to Male Stereo Connector for TV Amplifier Hifi Subwoofer
Aliexpress UK
High Output Power (100W 2) ‑ Mono power up to 100W. High Output Power (100W 2) - Mono power up to 100W. Output power: 100W 2. amplifier board ‑ Adopts TDA7498 chip, ensures high‑quality sound.
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TRS 6.35mm 1/4" Male To Male Balanced Stereo Audio Cable for Amplifier Speaker Mixer Gold-Plated Jack 6.5 To 6.5 Guitar Cable
Aliexpress UK
Stable Charging via USB: Utilizing a USB data cable for charging, our headphone amplifier motherboard features an integrated professional USB charging circuit, ensuring a stable battery performance without any background noise, so quiet, it feels like it's not even powered on.
eBay
1500W Audio Speakers Wiring Kit 8GA Car Subwoofer Cable 60 AMP Fuse Holder Speaker Installation Wires 18GA for Car Modification
Aliexpress UK