SKU: A50+


Stereo Integrated Streaming Amplifier 2 x 50W

A50+ Streaming Amplifier 2 x 50W

A50+ is a stereo amplifier that can power your passive speakers, stream sounds from nearly unlimited sources via WiFi, Airplay, or Bluetooth 5.0 to any rooms for multiroom listening.

Powerful Streaming Amplifier Fits Your Rooms

A50+ streaming amplifier packs 50 watts per channel which is a great enough to power your home passive speakers.

Stream undistorted, clear sound more stable via WiFi, Airplay and Spotify Connect, DLNA, UPnP, Qplay to every rooms. Or switch to Bluetooth 5.0 streaming anytime for flexible resources playing.

Connect Any Sounds In One System

Stream from your favorite: online music service, online radio, NAS, USB stick, phone storage. Or TV audio from optical in, CD player from RCA in and third-party software with DLNA, UPnP protocols supported.

Pass Audio Throughout Rooms

Easily play under the multiroom mode with our 4STREAM app. Clicking to group the zones for sync playing, or playing different music at the same time to different rooms by choosing the audio sources. All supported audio sources are available to streaming under multiroom mode by A50+ multiroom amplifier.

Upgrade Your Listening Experience

Listen at more stable, clear, detailed and undistorted sound with A50+ WiFi stereo amplifier.
And improve the listening experience with EQ control and gapless playing in our FREE iOS& Android 4STREAM app.

Control In Any Way

Take full functionally control via our 4STREAM app with network, easy streaming via your iOS devices by Airplay, quick web control without app or local remote control without network.

Easy To Get Started

User-friendly UI design and clear setup instruction allow you to get started without complicated steps. All family members are available to join streaming easily. Use Lan connection to connect to the network directly, eliminating first setup steps and win more stable network streaming experience.


Amplifier Features

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Technical Specifications:

Wifi: IEEE 802.11 b/g/n 2.4G
Bluetooth: 5.0 SBC/AAC, 10M
Wired Connection: Ethernet RJ45
Streaming Protocols: AirPlay, DLNA, UPnP, Spotify connect, Qplay
Audio Decode: Up to 24bit/192kHz
Audio Output: 44.1khz/16bits, CD quality
Frequency Response: 20Hz-20kHz
THD+N: 0.03%, @1kHz 50W+50W 24V-4Ω
Speaker Impedance: 4-8Ω
Speaker Power: 2×50-W into a 4-Ω BTL Load at 24 V
2×30-W into a 8-Ω BTL Load at 24 V
DC Input: 12V-24V
Analog Input: RCA x1/2Vrms
Analog output: Sub Out x1/2Vrms, Speaker Out
Digital Input: Micro USB Input x1, Optical Input
Digital output: No
Amplifier Chip: TPA3116
USB Host: For USB pen drive/stick, 1000 songs limited
Antennas: WiFi/Bluetooth Signal
Local Storage: Mobile device memory, NAS, USB pen drive/Stick
Weight: 1.5kg
Dimensions: 120 x 113 x 37mm
Working temperature: 0~40℃
PC: iTunes/Musicbee/Foobar 2000
Remote: Remote Control Available
4Stream App: Free iOS and Android App