NAD

NAD C658 BluOS Streaming DAC

  • front view of nad c658 streaming dac
  • back view of nad c658 streaming dac

NAD

C658

$2,999.00
$2,999.00

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  • In Stock

(For store pickups, please call for availability.)

FEATURES & DETAILS

  • BluOS Network Streaming with MQA Decoding
  • ESS Sabre DAC
  • Dirac Live Room Correction*
  • Gigabit Ethernet
  • Dual Band Wi-Fi ac/n
  • 2-way Qualcomm aptX HD Bluetooth
  • 2 x MDC Slots for Future Expansion
  • MM Phono Input
  • 2 x Line Inputs
  • 2 x Optical Inputs
  • 2 x Coax Inputs
  • Balanced Preamp Output
  • Preamp Output
  • Stereo Subwoofer Output
  • High Current Headphone Out
  • USB socket for adding optional wireless output module
  • IR In with Learning Function
  • Trigger Out/In

Specifications

Line Input / Pre-Out

  • THD (20Hz–20kHz): <0.005% @ 2V output
  • Signal-to-Noise Ratio: >106 dB (A-weighted)
  • Channel Separation: >80 dB (1 kHz), >70 dB (10 kHz)
  • Input Impedance: 22 kΩ + 100 pF
  • Max Input Signal: >4.5 Vrms
  • Output Impedance: Source Z + 240 Ω
  • Input Sensitivity: 93 mV
  • Frequency Response: ±0.3 dB (20 Hz – 20 kHz)
  • Max Output Voltage: >4.5 V
  • Tone Controls: Treble ±7 dB, Bass ±7 dB, Balance -10 dB

Phono Input

  • THD: <0.01% @ 2V output
  • SNR: >84 dB (line), >76 dB (MM)
  • Input Sensitivity: 1.44 mV
  • Frequency Response: ±0.3 dB (20 Hz – 20 kHz)
  • Max Input Signal: >80 mVrms

Headphone Output

  • THD: <0.005% @ 1V output
  • SNR: >110 dB (32 Ω load)
  • Frequency Response: ±0.3 dB (20 Hz – 20 kHz)
  • Channel Separation: >60 dB @ 1 kHz
  • Output Impedance: 6 Ω

DAC & Audio Support

  • Supported Formats: MP3, AAC, WMA, OGG, ALAC, OPUS
  • Hi-Res Formats: MQA, FLAC, WAV, AIFF, DSD (via BluOS)
  • Max Resolution: Up to 32-bit / 192 kHz
  • Bit Depth: 16 – 24-bit

Streaming & Connectivity

  • BluOS Multi-Room Streaming Platform
  • Streaming Services: Spotify, TIDAL, Qobuz, Deezer, Amazon Music, more
  • Internet Radio: TuneIn, iHeartRadio, Calm Radio, Radio Paradise
  • Bluetooth: aptX HD (Two-way: transmit & receive)
  • Network: Gigabit Ethernet (RJ45), Wi-Fi 5 (802.11ac/n)
  • App Control: BluOS app (iOS & Android)

Dimensions & Weight

  • Dimensions (W × H × D): 435 × 100 × 405 mm (17 1/8 × 3 15/16 × 16 in)
  • Shipping Weight: 10.1 kg (22.3 lb)