Hi-Fi Amplifier – Page 15

Fosi Audio BT20A PRO Bluetooth 5.0 Amplifiers TPA32552 2.0 Channel Class D Hi-Fi

By |2026-07-23T11:05:52+00:00July 22nd, 2026|

Store CategoriesStore CategoriesUSA New Arrival——2022 Version2.0 Channel Amps2.1 Channel AmpsPreampsHeadphone AmpsSubwoofer AmpsDACBluetooth AmpsAmplifier BoardsFrom USA warehouseFrom EU warehouseNew Arrival——2023 VersionFrom AU warehouseOtherFosi Audio BT20A Pro 300W x2 TPA3255 Bluetooth 5.0 Home Audio Stereo 2 Channel Amplifier Receiver Mini Hi-Fi Class D Upgraded Integrated Amp for Speakers with Bass Treble Control Product Description Features： 300 Watts x2 Power Output: Provided by the TI TPA3255 chip which features an advanced feedback design and proprietary high-speed gate driver error correction. In addition to excellent audio performance, TPA3255 achieves both high power efficiency and very low power stage idle losses below 2.5W. High Efficiency: A significant upgrade from the BT20A amplifier. There're two plug-ins NE5532 Op-Amps can be replaced by MUSES02/OPA26041P/OPA2134PA Op-Amps etc. To create a different sound quality. SNR≥108dB; THD≤0.005%. Upgraded Bluetooth 5.0 connectivity: By pressing and holding the volume control for five seconds, the Bluetooth pair can be cleared. In addition, it has a Bluetooth memory function, so it can be easily paired the next time. It also receives an alert tone. Sound Control: With its unique design, the BT20A Pro amplifier for home audio has a wide range of bass and treble controls. Alternatively, you can turn the treble and bass effects to a middle point to listen to the original sound without effects. Specifications： Model：BT20A PRO Output Power：300Wx2 @4Ω Terminating Impedance：2-8Ω Input Mode：Bluetooth + RCA Output Mode：Passive Speakers + Pre-out Frequency Range：20Hz-20kHz(±1.2dB) THD ≤0.005% SNR ≥108dB Chip Set：TPA3255 Bluetooth Transmission Distance：Up to 50Ft Bluetooth Transmission Format：SBC/AAC Device Dimension：5x5x1 inches DC Input Range：24-48V Power Supply：32V 5A What‘s in the box？ BT20A Pro Power Amplifier x 1 Bluetooth Antenna x 1 32V 5A Power Adapter x 1 AC Cord x 1 User’s Manual x 1 Copyright © 2021 Dianxiaomi

Fosi Audio BT30D Bluetooth 5.0 Stereo Audio Receiver Amplifier HiFi Class D Amp

By |2026-07-22T11:08:16+00:00July 22nd, 2026|

Store CategoriesStore CategoriesUSA New Arrival——2022 Version2.0 Channel Amps2.1 Channel AmpsPreampsHeadphone AmpsSubwoofer AmpsDACBluetooth AmpsAmplifier BoardsFrom USA warehouseFrom EU warehouseNew Arrival——2023 VersionFrom AU warehouseOtherFosi Audio BT30D Bluetooth 5.0 Stereo Amplifier 2.1 Channel Bass & Treble Control Integrated Amp Audio Subwoofer 50W x2 + 100W Product Description Features: The Bluetooth Stereo Amplifier adopt performance 2pcs texas instrument TPA3116D2 amp chip, 2pcs NE5532 op amp chippest, Qualcomm QCC3003 Bluetooth 5.0 Module, dual channel max output power 50W x2 +100W to get clear audio sound, no pop, no audible noise, dead silent when nothing is playing through it. Speakers full frequency output, By using custom treble bass knob and adjustable 40-300Hz cutoff frequency for subwoofer, you'll be able to get the best sound! Supports wireless playback from Bluetooth devices, Bluetooth 5.0 wireless music streaming technology with external antenna make a transmission distance of more than 15m/49ft. Full metallic shell to ensure high quality and durable, advanced circuitry design, built-in speakers protection circuit to ensure Hi-Fi clear and clean sound; With unrivaled sound for the customers who pursue HiFi sound! Upgraded DC power outlet for safe use without sparks, included high quality 24V/4.5A power supply enough to drive most passive speakers and powered/passive subwoofer. Highlight: Model: BT30D Chippest:TPA3116D2 Maxpower Output: 50W*2+100W THD: 0.05%@output 1W; SNR ≥98dB Working Voltage: 12-24V Speakers Frequency Response: 20Hz-20kHz(±3dB) Bass Cutoff Frequency Range Adjustment: 40-300Hz Device Dimension: L118 x W132 x H35 mm/4.72 x 5.2 x 1.38inch Input mode: Bluetooth/RCA Output mode: Passive Speakers + Passive/Active Subwoofer Bluetooth: Bluetooth 5.0, up to 15m/49ft wireless range without hindrance Easy Connection Bluetooth Network Name: FOSI AUDIO Wireless Range: Up to 15m/49ft. Works with All of Today’s Latest Bluetooth Devices(IOS, Android, Smartphone, Pad, Tablet etc.) Package Include: *1x BT30D Amplifier *1x 24V 4.5A Power Supply *1x User Manual Copyright © 2021 Dianxiaomi

WiiM Amp: Multiroom Streaming Amplifier , Chromecast Audio, Space Gray

By |2026-07-23T11:04:15+00:00July 22nd, 2026|

It upgrades your passive speakers and streams music in hi-fi sound. Small Yet Mighty - Transform your passive speakers into smart audio powerhouses with the WiiM Amp. Whether you've got floor-standing, architectural, outdoor, or bookshelf speakers, the WiiM Amp has you covered.

800W 2 Channel Bluetooth Mini HIFI Power Amplifier Audio Stereo Amp Home Car FM

By |2026-07-23T11:04:16+00:00July 22nd, 2026|

Mini HIFI digital bluetooth audio power amplifier. - Amplifier type: hifi power amplifier. Suitable for SD Card, U disk, AUX input, MP3 format play, support bluetooth wireless connection. Supports FM stereo radio.

Fosi Audio BT20A Pro TPA3255 Bluetooth Amplifier 600W Single Unit Class HIFI 32V

By |2026-07-23T11:05:53+00:00July 22nd, 2026|

Compared to the standard BT20A, the BT20A Pro features improved circuit design and higher overall efficiency. Model: BT20A Pro. Amplifier Chip: TI TPA3255. BT20A Pro Power Amplifier ×1. Bluetooth Amplifier.