Octave Portable ES9039Q2M DAC Amp Dongle, CNC Aluminum Purple | ES9039Q2M flagship DAC, dual SGM8262 op-amp, 550mW balanced output, 100-step volume, high/low gain, aluminum build

Flagship ES9039Q2M HiFi DAC Chip Equipped with single ES9039Q2M flagship decoding chip, supports PCM 768kHz/32bit and DSD256 native hard decoding. Delivers up to 130dB dynamic range, ultra-low 0.0001 % total harmonic distortion for studio-level pure audio performance. Low-noise power chips eliminate background hum for lossless listening.
Dual Op-Amp High Power Drive for All IEM & Headphones Dual independent SGM8262 op-amps provide two output modes: 150mW@32 3.5 mm single-ended & 550mW@32 4.4 mm balanced jack.
Built-in high/low gain toggle: low gain for sensitive IEMs, high gain for high-impedance hard-to-drive headsets like Rockies.
Precise Control & Inline Mic Calling Function 100-step independent hardware volume adjustment for ultra-fine loudness tuning. 3.5 mm port supports inline microphone, media play/pause control & call recording (device system dependent).
Reminder: Default volume resets to mid after re-plugging, adjust volume gradually to avoid ear damage.
Cross-Platform Ultra Compact USB-C Dongle DAC 25g lightweight CNC aluminum portable dongle, compatible with Android, HarmonyOS, Windows 10/11, MacOS, iOS. Equipped with official Type-C to Type-C silver-plated braided cable + USB-A adapter for universal connection
no extra external power required.
Note: Not compatible with Xiaomi 14 Ultra.
Custom EQ Tuning & Premium Craftsmanship Official NICEHCK Android APP with 8-band parametric EQ to customize personalized sound signature (factory neutral warm tuning). Aerospace-gr