eSynic 16-600 Headphone Amplifier Portable - HiFi 3.5MM Audio Headphone Amp Rechargeable with 2-Stage Gain Switch-Aluminum Alloy Case &12H Playtime-0.0005% THD for MP3/Phone/PC/Laptop/Car (3.5mm AUX)

* High-Fidelity Amplification - 0.0003 %
THD+N*---: Our eSynic Portable low distortion audio headphone amp Engineered with a dual-voltage (4V) circuit delivering pristine audio reproduction across 16-600 impedance ranges. Achieves >100dB SNR and ultra-low distortion for uncolored monitoring accuracy. ^^ * Extended Operation - 1000mAh
Lithium Power*---: Our eSynic Rechargeable Headphone Amplifiers Provides 8+ hours continuous playback at 80mW output into 600 loads. Intelligent power management maintains consistent voltage regulation throughout discharge cycle. ^^ *Impedance-Optimized Two-stage
Gain Switch*---: Our eSynic Variable gain headphone amp Can Selectable gain settings (low/high) ensure proper load matching
Low: 16-32 (IEMs/earbuds)
High: 50-600 (monitoring headphones) Precision-matched to transducer requirements.
^^ *Aerospace-Grade Aluminum Materials*---: Our eSynic Durable headphone amplifier is Made of 6061 aluminum enclosure
Can provides: RF/EMI
shielding (Gain=OFF: + 11.5 dB, Gain=ON: + 22.5 dB interference rejection) Optimal thermal dissipation portable form factor (955213mm) ^^ * Universal Connectivity - 3.5 mm
Audio Jack*----: Our eSynic 3.5 mm audio headphone amplifier
Standardized analog interface compatible with: Mobile devices ( 3.5 mm Aux ) Professional 3.5 mm audio interfaces Legacy playback systemsIncludes oxygen-free copper interconnect cable (1* 1m- 3.5MM Audio Cable& 1 x 12cm 3.5MM Audio Cable ).