Frequency response in both balanced and unbalanced mode:
• 5Hz-150kHz ±1dB

Gain Settings:
• Low: -6dB
• Medium: +3.5dB
• High: +15dB

Balanced output power with both channels driven:
• 70mW into 32Ω
• 100mW into 50Ω
• 240mW into 300Ω
• 120mW into 600Ω

Unbalanced output power with both channels driven:
• 70mW into 32Ω
• 100mW into 50Ω
• 240mW into 300Ω
• 120mW into 600Ω

Impedance:
• < 1Ω Power and Battery: • Built in Rechargeable Lithium-18650 Battery • Front Power on LED: Blue • Back Charge Indicator LED: Charging-Red; Charged-Green • Playtime: 10-14 hours • Recharge Time: 3 hours with included micro USB wall power adapter