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-
Wireless Capability
- AirPlay
- Spotify Connect
- WiFi
- Bluetooth
- DLNA
- UPnP
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Multi-room
- Sync audio in all rooms
- Play different songs at the same time
- Support available audio input souce for multiroom streaming.
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Music Service
Spotify, Apple Music Amazon Music, Tidal, Qobuz, TuneIn, Internet Radio, Napster, iHeart Radio, Radio Paradise.
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Lossless Audio
- Decoding up to 192khz/24bits, and output with CD quality.
- Support FLAC / MP3 / AAC / AAC+ / ALAC / APE / WAV lossless audio format.
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Local Music Source
- Support phone storage, NAS, and USB stick.
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Optional Remote Control
Easy to control your music playback from a distance.
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4STREAM APP
- Support phone storage, NAS, USB stick.Free iOS & Android APP
- Manage all Up2Stream streaming devices in one APP
- Full multiroom control
-
Wired Network
Up2Stream Pro features an RJ45 Ethernet port for a more stable network connection.
This allows you to directly stream music from your smart devices without having to go through the WiFi setup process using the app.
Specification
Connectivity
WiFi
IEEE802.11 b/g/n 2.4G
Bluetooth
5.0 SBC/AAC, 15M, BT Receiver
Wired Network
Ethernet Single 10/100M RJ45
Protocols
AirPlay, DLNA, UPnP, Spotify Connect, Qplay
Interface
Power Input
5V-1A 2 pin connector
5V-1A Micro USB input
Analog Input
3.5mm Line Input (1 Vrms)
4 pin connector Line Input (1 Vrms)
Analog Output
3.5mm Line Out (1 Vrms)
4 pin connector Line Out (1 Vrms)
Digital Input
Micro USB Input
Digital Output
I2S Out,
*②SPDIF Out (44.1KHz)
Sound
Audio Format
Decoding up to 192khz/24bits
Output up to 44.1khz/16bits CD quality
Music Format
FLAC/MP3/AAC/AAC+/ALAC/APE/WAV
NAS
Support NAS with DLNA support
SNR/THD+N
91dB/0.03% @ 0dBFS, 1KHz
USB Host
For USB pen drive/stick, 1000 songs limited.
Frequency response
20Hz to 20kHz
General and Accessory
Dimensions
87.6*49.6*15mm
Weight
200g
Working temperature
0~40℃
Acessory
220mm Internal WiFi Antenna
4Pin 220mm PH2.0 Cable
7Pin 220mm PH2.0 Cable
2Pin 220mm Power Cable
User Manual
Power Button and LED Indicators
Device on:
Short press once: Switch input mode
Long press once: Switch off
Short press twice: Disconnect current WiFi connection and enter paring mode (WiFi mode);
Disconnect current connected Bluetooth device (Bluetooth mode)
Short press three times: Restore the factory settings
Device off:
Short press: Switch on
LED Indicators
⚪White-WiFi & network mode:
Flashing fast-device is booting
Flashing slow- waiting for WiFi connection
Solid- WiFi is connected
🔵Blue-Bluetooth mode:
Flashing slow- waiting for Bluetooth connection
Solid- Bluetooth is connected
🟢Green-Line in mode
🔴Red-USB mode
🟡Yellow-connect to PC
Control In Your Favorite Way
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AirPlay
Play and control from your iPhone, iPad or Mac directly. Support streaming directly from iTunes.
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Bluetooth
Flexiable to play from any audio sources from Bluetooth, like YouTube, Netflex, Tiktok or more.
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4STREAM & GO CONTROL APP
Fully control with music service, multiroom, source switch, volume control. Change WiFi, Bluetooth name.
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Web Control
listen to the radio and your favorite playlists easily via web browsers.
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DLNA/UPnP
Support 3rd party app for playing by DLNA or UPnP protocols. Like Musicbee and Foobar2000.

PC Sound Card
Once you connect the Up2Stream Pro to your PC, it will be detected as a USB sound card. This allows you to stream audio from your PC directly to other devices connected to the Up2Stream Pro. This feature provides a convenient way to extend your audio playback capabilities beyond your PC. Support both Windows & Mac PC.

10 band EQ
Use GO CONTROL APP for 10 band advanced EQ control, and custom as you like. Apply on all your audio sources.

Tune Like An Expert
ACPWorkbench Tuning Tool is an advanced tuning tool that you can adjust specific EQ for each channel and switch pins configuration.

Plug and Play
- With the ready-to-use interfaces, streaming music is as simple as plugging in the power and connecting to a passive speaker. Unlike other audio boards, there's no need for soldering of pins before you can get started.
- This makes it incredibly easy and user-friendly for anyone to use.

Enhanced Up2Stream
The Up2Stream Pro offers several optional expansion boards that can be used to enhance its functionality and performance. These expansion boards include the Up2Stream SPDIF out board, Up2Stream Button Board, Up2Stream ESS9023 DAC Board, Up2Stream IR Extension Board, and Up2Stream Volume Knob Board. You can find all the boards in Accessories.
Smart Home Assistant Integration
The Up2Stream Pro offers a range of communication options, including HTTP API, UART, and TCP commands, providing flexibility for users to integrate the device into their existing smart home systems or to develop custom applications.
Get API files below and check the cases in our forum.
Build Your Wireless Projects
Compatible Accessories
-
ACPWorkbench Tuning Tool
Regular price $20.00 USDRegular price -
Power Adapters
Regular price From $5.00 USDRegular price -
IR Remote Control
Regular price $10.00 USDRegular price -
Expansion Boards
Regular price From $10.00 USDRegular price -
Case of Up2stream Series
Regular price From $7.90 USDRegular price
FAQ
Can Up2Stream Pro connect to my own DAC?
Yes, just connect the correspond pins to your DAC
You need to connect IIS_DATA/LRCK/BCLK/MCLK/VCC_3V3(5V)/GND
Is there a connection for triggering a relay to switch on/off an external amplifier?
Yes. but need to use our dsp tool ACPWorkbench Tuning Tool to define the GPIO to work as relay.
Can I stream from YouTube ?
Yes you can stream YouTube by AirPlay or Bluetooth.
How can I stream from PC wirelessly?
You can use any software that supports Airplay, DLNA or UPnP protocols. Such as iTunes, Muiscbee, Foobar2000 etc.
Can we listen to a radio with a personalized link? If yes, how ?
Yes, this is available. There are 2 ways you can do this.
1. 4STREAM APP> Internet radio> Click on the menu icon on the top right corner.>You should see a "Custom URL" button, then you can put in your link there and listen to the radio that URL points to.
2. Entry web control>Radio>register your account>my station
Can a Google Home stream to this over wifi?
Currently , Up2Stream Pro only support connecting Google Home or Alexa via Bluetooth or line in.
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