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Safety warnings for operation, maintenance, and preventing electrical shock or fire hazards.
Caution against listening at high volumes to prevent potential hearing damage.
Controls unit power and audio volume adjustment.
Port for connecting headphones, with safety caution.
Selects the input source: USB A, USB micro-B, or Audio-in.
Explains the VOOC rapid charging method using the dedicated charger.
Important safety and operational precautions for charging.
Instructions for using the HA-2 as a power bank.
Steps to connect Apple devices using USB A port.
Steps to connect Android smartphones via USB micro-B.
Safety warnings for operation, maintenance, and preventing electrical shock or fire hazards.
Caution against listening at high volumes to prevent potential hearing damage.
Controls unit power and audio volume adjustment.
Port for connecting headphones, with safety caution.
Selects the input source: USB A, USB micro-B, or Audio-in.
Explains the VOOC rapid charging method using the dedicated charger.
Important safety and operational precautions for charging.
Instructions for using the HA-2 as a power bank.
Steps to connect Apple devices using USB A port.
Steps to connect Android smartphones via USB micro-B.
| Battery Capacity | 3000 mAh |
|---|---|
| Type | Portable Headphone Amplifier |
| DAC Chip | ESS Sabre32 ES9018-K2M |
| USB Input | Micro USB |
| Output Power | 300 mW into 16 ohms |
| Frequency Response | 20 Hz - 20 kHz |
| Weight | 175g |
| Headphone Impedance | 16 Ohm - 300 Ohm |
| Inputs | 3.5 mm |
| Outputs | 3.5 mm Headphone Out |
| Battery Life | Up to 13 hours |
| THD+N | <0.0018% |
| Total Harmonic Distortion | <0.0018% |
| Charging Time | Approximately 1 hour 30 minutes |