Rakoso SA100 User manual

User Manual
SA100 Wireless Amplifier
www.rakoso.com

Introduction
Contents
·SA100 x1 ·Power supply x1 ·RCA cable x2
·Antennas x2 ·QSG x1
This class D digital amplifier is of great performance and especially designed to meet the high
demand of the installation market. This power amplifier can drive and make your traditional
passive speaker smart. With the free iOS and Android applications you can easily control your
smart audio system, you can stream music from online music services such as Spotify, Tidal,
Deezer, TuneIn, iHeartRadio and many more, form your mobile device, NAS storage, USB disk
drive or direct input from another device.
With multiple devices you can group them together to form a multiroom system and able to
stream the same music to all zones in sync, or you can stream different music to different
devices, it is easy to use and you have all the controls through the mobile application.

13.LED: Indicates the status of the device
Blinking white: Power on or searching for network
Solid white: Network connected
Solid blue: Bluetooth mode
Solid red: USB mode
Solid green: Line input mode
Solid purple: Optical input mode
14.USB Audio: Used to connect to PC to stream music directly from PC Connect to PC to use ACPWorkbench audio
tuning tool. (sell separately)
15.PRE Out: Audio output to provide analog signal to another device
16.Volume: Used to manually tune the device maximum volume, press to change audio input mode
17.Treble: Used to manually tune the treble, press to reset to default value
18.Bass: Used to manually tune the bass, press to reset to default value
Interface and Functions
1. WiFi ANT: Antenna for WiFi connection
2. Reset: Short press once: switch input mode;
Long press: Switch on/off;
Short press twice: Re-pair Wifi or Bluetooth in
Wifi or Bluetooth mode;
Short press three times: Restore to factory settings
*When device is off, just short press the power button to active the device
3. Line in R: Right channel audio input
4. Line in L: Left channel audio input
5. SW Out: Audio output use to connect to an active subwoofer
6. OPT in: Optical digital audio input
7. LAN: for RJ45 LAN network
8. USB: Used to connect USB disk drive
9. Load Switch: The switch to switch between 4/8Ω load
**Unplug the power before switching**
10. Speaker Output: Used to connect 4-8 Ω speakers with phoenix connector
11. BT ANT: Antenna for Bluetooth connection
12. DC in: Used to connect power adaptor
1
2
3 5 7 9 11
4 6 8 10 12
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14 15 16 17 18

How it works
Installation Guide
1.Unpack：Verify all the accessories are included in the package.
2.Place：Fix the amplifier at a safe and proper location. An integrated mounting bracket allows mounting to a
wall or surface, but we suggest making sure you complete all installation steps before permanently mounting.
3.Connect：Speaker Wiring Diagrams (SA100 can handle speakers from 4-8ohms impedance)
Speaker Wire Connection
Properly wire the male phoenix connectors on the amplifier, noting positive and negative terminals match with
the positive and negative terminals on your speaker.
*Make sure you use the correct speaker impedance*
** Unplug the power before switching the load switch, fail to do so might damage the device or speaker!**
Power connection
Power the amplifier with the power adapter included in the accessories.
Internet
Homer Network Router
SA100
SoundSystem
Application
NAS
USB
Smart device
Online Music Service
4 Ohm
Load 4 Ohm
4 Ohm
Speaker wire Diagram
Right
Left
Parallel Speaker wire Diagram
4 Ohm
Load 8 Ohm
8 Ohm
8 Ohm
8 Ohm
Right
Left
DC IN

Download the App
Download the 4Stream application from the App Store for iOS and Google Play for Android.
First time usage & BLE WiFi setup
1.Hold the RESET button then plug in the power cable.
2.The LED light will start flashing, release the button and wait till the LED flash slowly.
3.Make sure your mobile has connected to your home network using 2.4G and your GPS and
Bluetooth is on.
4.Open 4Stream APP, for Android device, the system will ask for permission to use GPS data &
File storage, please click accept to continue. This GPS permission is setup by Google for BLE
usage, once setup is finish you can go to system settings and disable it, file storage permission
is to let 4Stream access your mp3 files store in your mobile.
5.4Stream APP will list out all the device available for setup, choose the one you want.
6.4Stream APP will then ask you to choose the network you want the device to connect to,
choose the one you want to connect.
7.Now enter password for your network, if this is not the network you want the device to
connect, you can change it to the desire one.
8.Once connection is finished, it will automatically check for new updates.
9.Then you can change the name of the device. You can select a preset one or enter your own.
10.After you define the name of the device, you will see it appears in the device list in 4stream
app and now you can start streaming music.
*If you change to another router, or the password of the connected router has been changed,
please short press RESET button in WiFi mode to reset the connection.
* Hold RESET button then plug in the power can force the device to enter WiFi mode. If you have
setup router connection before, the device will auto connect to that router.

Connection via LAN
1.Power the device
2.Plug in the wired cable to the RJ45 Ethernet, the device will show on the app in about 10
seconds.
Connection via Bluetooth
To use Bluetooth, please switch to Bluetooth mode, then find the Bluetooth device SoundSys-
tem_XXXX from your phone Bluetooth setting and pair it.
There is another way to setup Wifi if the above method has failed:
1.Hold the RESET button then plug in the power cable.
2.The LED light will start flashing, release the button and wait till the LED flash slowly.
3.Goto your mobile WiFi settings and search for SoundSystem_xxxx WiFi and connect.
*If you cannot find SoundSystem connection, long press the RESET button for 5 secs and then
refresh your mobile’s WiFi listing.
4.Open 4Stream APP and there will be 2 options: Direct Mode & Add Device.
5.Direct Mode: If you don’t have router, please choose direct mode. After connected, you can
play music store in your mobile.
6.Add Device: After you choose add device, select the router SSID you want your Up2stream
device connect to (enter password if required) and select continue.
7.Once connected, you can change the name of the device. You can select a preset one or
enter your own.
8.After you define the name of the device, you will see it appears in the device list in 4stream
app and now you can start streaming music.

4Stream Mobile Application:
Playback
After setup your device to your network, you will find it in the Device List in 4Stream APP. You
can swipe to the left to select a music source, and play the music you select. In the playback
screen you can play/pause the music, switch to the prev/next song and change the volume,
you can also add the music to the favorite list or playback list.remo
You also have the ability to combine zones so that each
zone is playing the same source at the same time.
Just press your finger on the zone you want to play what
another zone is playing until it indicates it is
ready to merge. Then, drag it on top of the master zone
and release.
Within 30 seconds, the zones will combine.
To separate zones, repeat
the process, but this time drag the zone you want to
separate below the dotted line.

Streaming from Mobile Phone/NAS/Online Music Services
Device Settings:
You can select local music from My Music tag, you can select songs form your mobile phone, if you have a NAS
connected to the same network you will also find it here. In the middle is a list of online music services, at the
bottom you will find Bluetooth, Line in, Optical in which are for you to switch to different source input mode.
You can preset 10 different song or station for easy access. You will find the pre-set icon (which looks like a
speaker) when in a radio station or playing screen of a music service, just press the button and add it to the
pre-set list. You can access the pre-set list on device settings.
On the device list, each device will have a setting icon on top right corner. Through device settings you can
rename your device, get device technical information, access 10 preset station, set an alarm clock, sleep timer
and EQ settings.

Firmware update
Technical Specifications
SA100 will notify you in your app when there is a new firmware version available.
It’s recommended to update firmware whenever available as this might not only correct bugs
or improve security, but could also add new features or services.
Connec�vity
Wireless network
IEEE802.11 b/g/n 2.4G
LAN
single 10/100M RJ45
Bluetooth
5.0
Output Power 2x50W into 4ΩBTL load at 24V
2x50W into 8ΩBTL load at 24V (Boost)
Frequency Response
20Hz to 20kHz
THD+N
0.03% @1kHz 1W
Audio Decoding
Up to 24bit/192kHz
Power input
DC 24V/4.16A
Audio Source Input
Micro USB, USB 2.0, Analog RCA, Digital Op�cal
Audio Source Output
Analog RCA, Subwoofer
Knob
Volume, Treble, Bass
load Switch
4 Ω/8 Ω
Music format
MP3/AAC/AAC+/ALAC/APE/WAV
Dimensions:
6.25 “ L x 5.75 “ W x 1.6 “ H(15.8x14.6x4CM)
Weight
1.2 Lbs(0.54kg)

FAQ
Q: Do your devices support airplay and third-party DLNA apps?
A: Yes. They support airplay and third-party apps like Foobar 2000, MusicBee
Q: How many zones can you group in one system?
A: 12 rooms is the maximum, while 8 zones are recommended.
Q: What distance can your wireless audio system cover?
A: Once the system is connected to your WiFi router, you can stream your music anywhere
there is a WiFi signal.
Q: Can it play high resolution music?
A: Yes. Our devices can play APE and FLAC within the normal bit rate range. They also support
decoding 24bit/192kHz music files.
Q: How many languages do you support?
A: Our devices will auto-detect your mobile device language and change automatically.
Currently, we support English, French, German, Spanish, Chinese, Portuguese, Korean and
Japanese and more on the way.
Q: What online music services do you support?
A: Spotify, Tidal, Deezer, Qobuz, iHeartRadio, TuneIn, internet radio, Napster, and more to
come.
Q: Can I play local music?
A: Yes. You can play music from “MY MUSIC” on the application from local storage devices
such as mobile phone, USB disk drive and NAS.
Q: Can SA100 work with Windows devices?
A: The Windows application is not available at the moment, but on the Windows PC, users can
use iTunes, Foobar2000 and Spotify connect.
@Copyright 2018 by RAKOSO. All Rights Reserved.
The information contained in this guide is believed to be accurate and reliable. RAKOSO assumes no responsibili-
ty for any errors contained in this guide. RAKOSO reserves the rights to make changes in the specifications and/or
design of the above mentioned product without prior notice. The diagrams contained in this guide may also not
fully represent the product that you are using and they are for illustration purposed. RAKOSO assumes no
responsibility for any differences between the product mentioned in this guide and the product you may have.