SPECIFICATIONS

Bluetooth version:  Bluetooth 5.1
Volume adjustment:  The volume of the phone can be adjusted separately
and independently
Compatibility:  AAC/SBC/aptX/aptX LL/aptX Adaptive/aptX HD/LDAC
Bluetooth chip:  QCC5125
Independent chip:  ES9038Q2M
Independent amp:  ES9603Q
USB DAC:  SA9137
Independent play pause button:  Yes
Independent volume key:  Yes
Independent song before and after adjustment:  Yes
Transmission distance:  12M
Gain setting:  L/H
Volume level:  60
Output power:  3.5>160mW+160mW; 2.5/4.4>320mW+320mW9 (32Q)
SNR:  3.5>118dB; 2.5/4.4>115dB (A)
Noise:  3.5 < 3uV; 2.5/4.4 < 5.5uV
THD+N:  3.5 < 0.00048%; 2.5/4.4 < 0.00032 (1KHz/6-dB@32Q)
Separation degree:  3.5>75dB; 2.5/4.4 107 db or higher
Microphone:  Support Bluetooth voice call, built-in omnidirectional
microphone, support CTIA headset wire control itself microphone
NFC:  Supported
No-drive mode:  Supported
Mobile decoding:  Supported
In-car mode:  Supported
MQA Render:  Supported
Plug type:  3.5mm+4.4mm+2.5mm
USB interface:  Type-C USB 2.0 (charging) +Type-C USB 2.0 (data transfer)
Battery capacity:  1100mAh
Endurance:  3.5>8h; 2.5/4.4 p 7 h
Size:  41.8mm*84mm*15mm
Weight:  73g
Accessory:  Type-C USB
Color:  Silver

Features:

MuseHiFi M4 is an elegant new high-end portable Bluetooth and USB DAC/AMP. Equipped with the latest-generation Qualcomm QCC5125 Bluetooth chipset, the M4 offers smooth Bluetooth connectivity with high-definition code support including LDAC, AptX HD, and more. Muse HiFi has designed the M4 with an independent High-Fidelity architecture featuring dedicated ESS Sabre DAC, 13LDO chips, etc. The best part is that the M4 houses dual USB Type-C sockets, and independent inputs for charging and data functions. This allows one to easily use the M4 as a USB DAC and at the same time charge the device. We have 3.5mm, 4.4mm, and 2.5mm headphone sockets for easy connectivity with different terminations!! Grab the Muse HiFi M4 and enjoy your favourite music with great pleasure!!

Smooth & Stable High-Resolution Bluetooth Connectivity:

With the help of Qualcomm’s latest QCC5125 Bluetooth chipset, the Muse HiFi M4 offers excellent wireless Bluetooth connectivity. it is stable, and has low-latency connectivity offering smooth, lag-free high-definition Bluetooth connectivity. The M4 supports high-resolution wireless transmission protocols including LDAC, AptX HD, SBC, AAC, and more.

Independent HiFi USB DAC Functionality:

MuseHiFi has designed the M4 as a dedicated USB DAC as well. It features a high-performance USB receiver along with a premium ES9038Q2M DAC chipset offering crystal clear high-resolution sound signal decoding. The M4 supports Hi-Res PCM (32-bit/384kHz) and Native DSD256 signal decoding.

SSC Intelligent Automatic Switching:

MuseHiFi has equipped the M4 with SCC Intelligent Smart Switching architecture. It controls the independent DAC decoding, USB Signal, Power management, and independent headphone output as well. It ensures everything works as intended and offers clear and crisp sound, restoring Wireless output to match the performance of wired ones.

Dual Independent USB Ports, Automatic USB Mode:

Muse HiFi M4 houses dual independent USB ports. One port is for charging the device while the other is for use as a USB DAC. It automatically switches into USB DAC mode whenever a smartphone is connected to the USB data input port. It still uses its battery for 80% ensuring stable and healthy power of the source smartphone.

Elegant, Transparent Shell Design:

MuseHiFi M4 has got elegant build structure. The DAC/AMP has a completely transparent front panel where you can see the neat internal circuitry and a smoothly textured metallic chassis. We have independent volume keys with 60-level volume adjustment on the device.

Seven Digital Filters To Play Around:

MuseHiFi M4 features seven digital filters that help you play around with the output and adjust it to your liking. These filters bring small but noticeable changes. You can choose between various options including Rapid Roll-Off, Slow Roll-Off, Linear phase fast Roll-off, minimum phase roll-off, etc.

Connect Your Favorite Headphones With Your Choice of Termination:

MuseHiFi M4 houses three headphone output ports including 4.4mm, 2.5mm balanced, and a 3.5mm single-ended plug. Connect your headphones without worry as with a dedicated amp section, the M4 provides strong output through these ports to ensure easy driving of different IEMs and Headphones.