ACMEE Magic Sound 4 AK4493EQ 768K/32Bit USB DAC HiFi Portable Type-C to 3.5mm/4.4mm Headphone Amplifier

Description

Dark blue color Magic Sound 4, simple and pure.

The Magic Sound 4 amp inherits the exquisite sandblasting workmanship and dark blue of the MF02S. The appearance design echoes and inherits the MF01 and MF02S. It adopts the same intaglio process of the side gully and the MF02S high-end version. It feels great. In terms of appearance, Magic Sound 4 uses a non-button, single indicator light, and seamless design. The appearance is extremely simple and generous, blue is dark, and hearing is pure.

Fully equipped with power supply, seven stars with the moon

The audio power supply of the Magic Sound 4 amp adopts ±5.5V boost and ±4.8V ultra-low noise LDO design, which effectively reduces power supply noise. The DAC left and right channel power supplies are separated, using two 4.8V ultra-low noise LDO power supplies to improve the left and right channel separation,plus the 3.3V power supply and 1.2V power supply for the digital circuit. Magic Sound 4 has 7 power chips in its petite body.

Excellent decoding Magic Sound 4, multiple choices

There are 100 sets of Magic Sound 4 are 768K/32Bit using AK4493EQ DAC version, which is the 100-piece AK4493EQ at the bottom of the closet.

Audio pure land, channels symmetrical left and right

Magic Sound 4 uses the same independent PCB board design for audio circuits as MF02S, which is called pure land technology within the ACMEE team, which is to create an independent pure land for audio circuits and eliminate the interference of digital signals on audio circuits. In addition, in the audio circuit, a completely symmetrical design for the left and right channels is adopted, and the wiring length, wiring width, wiring path, and component layout are consistent to improve the consistency of the left and right channels.

Balance support, amp assist

Magic Sound 4 uses OPA1622 high-sound quality and high-drive amp chip, and has both 3.5mm audio and 4.4mm balanced interfaces, which can satisfy most headphone drivers. Please refer to the specification for details.

Never perfect, never stop.

ACMEE Audio has been surrounded by many customers and friends for 4 years. Thanks to the friends who have used ACMEE products and provided valuable opinions. ACMEE's works have never been flawless, and we need to hold a carving knife and carve together. ACMEE Audio will not work behind closed doors, and will explore everyone's acoustic understanding with friends.

Specification

Model: Magic Sound 4

Color: Blue

Body material: 6060 aluminum

Sampling rate/bit depth: up to 768K/32Bit (Win system requires FOOBAR to cooperate)/Win without driver up to 386K/32Bit

Output level: single-ended 2Vrms/balanced 4Vrms

Mono output power

Single-ended: 250mW (16 ohm)/125mW (32 ohm)/26mW (150 ohm)

Balance: 270mW (16ohm)/500mW (32 ohm)/106mW (150ohm)/53mW (300ohm)

SNR: single-ended 110dB, balance 115dB

Frequency response: 15Hz-45kHz

DAC: AK4493EQ

Headphone amplifier: OPA1622*2

Audio power supply: ±5.5V + low noise LDO to ±4.8V

DAC power supply:  Low noise LDO *3

Input: TYPE-C

Output: 3.5mm PO , 4.4mm balanced

Size: 60mm*24mm*11.5mm

Weight: 18.58g

Package

Magic Sound 4 decoding headphone amplifier

Type-C to USB cable