• Topping
  • Shell: Aluminum
  • Potentiometer: TOCOS
  • Frequency response: 20 Hz–100 kHz
  • Output power: 150 mW (32 ohms), 25 mW (300 ohms)
  • Recommended headphone impedance: 16–300 ohms
  • THD+N: < 0.0005%
  • SNR: ≥ 117 dB
  • Noise: < 3 uV (low gain), < 7 uV (high gain)
  • Gain: 0 dB / 8.7 dB
  • Bass: 0 dB / 4.0 dB
  • Playback time: > 40 hrs
  • Charge time: < 4 hrs at 1A
  • Charging port: MicroUSB (with battery indicator)
  • Power input: DC 5V / 1A (PCs USB 0.5A)
  • Dimensions: 3.3 x 2.2 x 0.4 in (8.4 x 5.5 x 1 cm)
  • Weight: 2.8 oz (78 g)
  • Warning: Output voltage of charger should not exceed 5V
  • 3.5–3.5mm audio cable
  • 2 rubber bands
  • 5 Velcro strips
  • Rubber pad
  • User manual

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