Overview
The Topping NX4DSD is a hi-fi system that fits in a pocket. Its compact aluminum body is packed with hi-end components and features allowing you to enjoy high resolution music on the go. With a DAC chip and USB interface supporting PCM 32-bit/768 kHz DSD 512 Native files and headphone amplifier section generating up to 292 mW for 32 ohm headphones (114 mW @ 300 ohm) it is more than enough to allow a vast majority of headphones to perform to their full potential.
The Topping NX4DSD is built around high quality components with proven reputation in the hi-fi world. Components such as the 32-bit multicore XMOS XU208 USB interface and the Texas Instruments OPA2134 amplifier provide low latency and a superior sound quality.
The NX4DSD offers a playback time of 28 hours on a single charge (amp mode only, 7.5 hours for DAC mode). Gain and bass switches allow you to adjust its sound signature to your preferences for great audio on-the-go.
Specifications:
• Type: Portable DAC & headphone amp
• Frequency response: 20-100,000 Hz
• Max output power: 293 mW @ 32 ohms, 114 mW @ 300 ohms
• Impedance: 16-300 ohms
• THD+N: <0.0008% @ 1 kHz
• SNR: 119 dB @ 1 Khz
• Input sensitivity: 1.8 Vrms
• Noise: <2 uV @ 32 ohms
• Gain: 5.6 dB
• Channel crosstalk: -96 dB @ 1 kHz
• Battery capacity: 2400 mAh (4 hours charge time)
• Battery life: 28 hours (amp only), 7.5 hours (DAC mode)
• Charging port: Micro USB
• Housing: Aluminum
• Includes: 1 x 3.5 mm cable, 1 x USB charging cable 1 x micro USB cable, 1 x USB C cable, 2 x silicone straps, 10 x Velcro adhesive pads, 1 x rubber pad
• Dimensions: 4.3" x 2.7" x 0.6"