Network Streamer RS150B
The RS150B is a referenced network streamer that can play high-resolution music files and 4K videos based on a reference DAC based on the ROSE OS platform and a specially designed linear power supply.

The RS150B fills the space with rich sounds and completes your sound station.
Clean Sound That Fills the Space
The RS150B with built-in ESS flagship ES9038PRO and Femto clock is capable of playing PCM32/768KHz, DSD512, MQA full decoding, and various high-resolution music files, and aims to go beyond analog by adopting 7 PCM phase filters.
Realize Analog and Acoustic Sound
Tuning by acoustic engineers and audio craftsmen with 30 years of experience delivers the original sound and intention of high-quality music files. It clearly reproduces the entire range, from the magnificent and rich bass to the delicate and elegant highs.
Linear Power Configuration and Ideal Circuit Design
Linear power is used to minimize noise inflow, the design that separates the digital circuit and the analog circuit minimizes electric noise so that you cannot feel it, and applied Femto clock dramatically improves sound quality with accurate and distortion-free sound playback.
Open the form femto clock (Femto Clock) applies
The master clock used in RS150B is applied as an internal clock with ultra-low Jitter characteristics by applying a femto clock to reproduce the best sound quality without distortion and vivid three-dimensional effect.
All-in-One Case Made by Aluminum Cutting
The case made by processing high-purity aluminum as an integral unit maximizes thermal efficiency and minimizes assembly joints to significantly reduce vibrations that may affect sound quality, realizing a profound and ideal sense of space.
MQA Certified
MQA is the only technology capable of seamlessly streaming the original master sound at low volume.
The device supports the highest MQA Full Decoder function, so you can play Studio Master Quality sound sources.
Hi-Res Certified
Hi-Fi ROSE has been certified by JAS (Japan Audio Society) as “High-Resolution Audio.”
Supports Ultra HD 4K Video
You can view local or ROSE Tube video files in Ultra HD 4K quality on a large display via an HDMI connection.
Now, you can get the vivid experience of an opera house at home.
Stable ROSE OS Platform
14.9 Inch Wide Touch Screen
The IPS Multi Touch panel with a high-resolution, wide viewing angle provides an intuitive and convenient interface.
You can play albums and music videos on the front display.
ROSE Connect App
The exclusive ROSE Connect app makes it intuitive and easy for users to wirelessly play all their music and videos locally and on the network.
Bluetooth Remote Control
You can easily control the device with the exclusive Bluetooth remote control.
Innovative ROSE OS System
Hi-Fi ROSE's own OS system provides an innovative listening environment.
In addition to playing and streaming ultra-high-quality music, it provides a variety of services such as 4K high-resolution video playback, listening to music through YouTube, podcasts, various radio broadcasts from around the world, CD playback and ripping.
Play music and video files on a local storage device (USB / MicroSD / SSD).
Also, you can build your home network library with a NAS connection.
It is possible to categorize your music in numerous ways.
Enjoy music streaming and videos with Tidal's unique features.
Supports MQA Full Decoder, so you can enjoy high-resolution music.
It complies with all requirements of Roon Labs to meet Roon Ready certification, fully compatible with Roon Core.
You can enjoy high-fidelity sound on your ROSE device by taking advantage of powerful sound management features of Roon.
Roon ready
CD ripping is possible by connection an external CD-Rom Drive via USB.

You can extract music stored in the CD and save it to USB,
MicroSD or SSD and use other features during ripping, and also support CD play.

It provides metadata and cover art search function
and can easily modify metadata information by using
a dedicated remote app Rose Connect
CD Ripping
You can play your CD through an external CD-Rom Drive.
Enjoy th sound quality of CD with original sound source such as album CD and concert DBD in Rose easily
CD Play
You can listen to over 9,900 Internet radio broadcasts around the world.
Register and listen to the channel as you want. It also provides Pod cast channels provided by iTunes.
Rose Pod cast
You can easily update various ROSE OS services to the latest version on the ROSE Store.
ROSE Store
Spotify Connect allows you to play and wirelessly control Spotify music on your ROSE OS over a network. With the Spotify Connect function, you can enjoy a variety of music with hi-fi sound quality on your ROSE device.
Spotify Connect
Enjoy music streaming with Qobuz's various functions.
Support for hi-res audio (24 bit/192 kHz) means you can enjoy high-resolution music.
You can enjon FM radio channels from various countries
on ROSE FM with analog sensibility.
Connect anything.
Wired/Wireless Connections
You can enjoy seamless streaming through the network. It supports Airplay and DLNA functions.
Also, you can connect the device to a smartphone, computer, or tablet PC through WiFi / Giga Ethernet / Bluetooth communications.
Build a home media library
Designed to contain enough storage in consideration of listening to HiFi music sources, RS150 can recognize up to 4TB of SSD, 10TB of external HDD, and 400GB of MicroSD. Also, it supports connection with NAS. Experience high-quality music without worrying about drive capacity from now on.
High Performance Input / Output Terminal
Compatible with multiple devices via several kinds of terminals. Supporting a variety of input and output terminals, RS150B completes the ultimate connectivity.
OS Customized Android 7.1 based ROSE OS
Size 430(W) x 300(D) x 110(H) mm
Weight 11 kg
Body Milled from Solid Block of High Purity Aluminum, Minimizing Vibrations and Noise.
Display 14.9-inch-Wide HD IPS Touch Screen LCD
CPU Hexa Core
Dual-core Cortex-A72 up to 1.8GHz
Quad-core Cortex-A53 up to 1.4GHz
GPU Mali-T864 GPU, OpenGL ES 1.1/2.0/3.0/3.1, OenVG1.1, OpenCL, DX11
Memory LPDDR3 4GByte
DAC Chip ES9038 PRO(ESS) x 1
(Stereo Mode Design)
Asahi Kasei사 VERITA AK4499EQ
Output level 6.5Vrms (Balanced),
2.2Vrms (Unbalanced)
9.0Vrms (Balanced), 4.5Vrms (Unbalanced)
THD 0.0002%(Balanced,1KHz 6.5Vrms),
0.0003%(Unbalanced,1KHz 2.2Vrms)
0.0002%(Balanced,1KHz 9.0Vrms),
0.0003%(Unbalanced,1KHz 4.5Vrms)
THD + N 0.0003%(Balanced, 1KHz 6.5Vrms),
0.0004%(Unbalanced,1KHz 2.2Vrms)
0.0003%(Balanced, 1KHz 9.0Vrms),
0.0005%(Unbalanced,1KHz 4.5Vrms)
IMD -103dB (Balanced), -103dB (Unbalanced),
SMPTE 4:1, 60Hz:7kHz
-101dB (Balanced), -100dB (Unbalanced),
SMPTE 4:1, 60Hz:7kHz
Signal to Noise Ratio 121dB (Balanced),118dB (Unbalanced),
120dB (Balanced), 117dB (Unbalanced),
Dynamic Range Max 132 dB (CCITT filter) Max 132dB (CCITT filter)
Stereo Crosstalk Max -138dB, 20-20kHz Max -138dB, 20-20kHz
Output Frequency Response 20Hz to 20,000(+/-0.5dB) 20Hz to 20,000 (+/-0.5dB)
Output Impedance 50Ω 100Ω
Network connection
Network Ethernet : Ethernet 10/100/1000 BASE-T
Wireless : External USB type WiFi Dongle supported
Bluetooth BT : External USB type BT WiFi Dongle supported. ( A2DP Sink, AVRCP v1.3 )
* A few types of WiFi, BT dongle is not supported.
Audio service
Streaming Airplay / DLNA / Roon Ready / MQA Full Decoder
Music service TIDAL / Internet Radio / Podcast
Input, Output
Audio input Optical x 1, COAX x 1, Line-IN x 1, AES/EBU x 1, HDMI ARC x 1, USB Audio x 1
Audio output Optical x 1, COAX x 1, Pre-out (Full-balanced XLR x 1, Unbalanced RCA x 1),
I2S-DVI x 1, I2S-RJ45 x 1, AES/EBU x 1
Video output HDMI 2.0 x 1 ( up to 3840 x 2160 / 60Hz )/td>
Media connection File system : SMBv1, SMBv2 /FTP / WebDav / NTFS / eXfat / FAT32
Storage interface : USB3.0 x 2, MicroSD x 1, SSD x 1
Supported codec
Audio MQA, WAV, FLAC, ALAC, AIFF, WMA, MP3, OGG, APE, DFF, DSF, AAC, CDA, AMR, APE, EC3, E-EC3, MID, MPL, MP2, MPC, MPGA, M4A PCM : 8KHz~768KHz(8/16/24/32bit per Sample) Native DSD: DSD64(2.8MHz)/DSD128(5.6MHz)/DSD256(11.2MHz)/ DSD512(22.5792Mhz)
Video ASF, AVI, MKV, MP4, WMV, MPEG-1, MPEG-2, MPEG-4 H.263, H.264, H.265, VC-1, VP9, VP8, MVC H.264/AVC (Base/Main/High/High10 profile@level5.1 up to 4Kx2K@30fps) H.265/HEVC (Main/Main10 profile@ level 5.1 High-tier up to 4Kx2K@60fps)
Power Input Voltage : AC100-230V 50/60Hz Input Power : 55W Fuse : T3.0AL/250V
Update SW update via internet, USB OTA, ROSE Store
Remote control
Remote controller Bluetooth Remote controller
Remote App ROSE Connect (Android, iOS) / Google PlayStore, App Store
Accessory Power cord x 1, Bluetooth Remote controller x 1 (AAA battery x 2), Simple Guide x 1, SSD screw x 4, Bluetooth/WiFi dongle x 1 (sold separately)
“Rose” even a bunch of roses but the flower that keeps the value of
existence and beauty. ROSE™ is the combined HiFi Media Player Brand
that has been created with the sophisticated technologies between
audiophiles in their 30 years career and seasoned acoustic engineer over the years.