DSP880 8x8 Processor – The Digital Audio Scalpel
✅ AI Auto Tuning：
· 15ms auto-calibration eliminates standing waves/phase issues.
✅ 8 High-Level + Optical/USB/BT APTX HD：
· 3-22V input for Bentley/Rolls-Royce MOST fiber systems
· 0.4-8V RCA output with ±0.1dB channel matching
✅ Dual-Core 32-bit DSP (CIRRUS+AKM)：
· 24Bit/192KHz processing with 98dB reference-grade SNR
✅ 31-Band EQ & 15ms Alignment：
· 0.5-9 Q value nano-level frequency sculpting
✅ APTX HD & USB Audio Direct：
· Wireless 24Bit/96kHz + DSD256 hardware decoding
✅ 0.3A Standby & MIL-SPEC Design：
· MIL-STD-810H certified for tactical vehicle environments
✅ Greensound Pro App：
· 10 pro presets with cross-platform iOS/Android/PC control
| Specification | DSP880 |
| Input | 8 High Level/8 RCA/Optical/USB Audio/BT |
| Input Voltage(Max) | High Level-3-22V,RCA-0.4-8V |
| Output | 8 RCA |
| Output Voltage (Max) | 4V |
| Output Gain | NA |
| Optical In | YES |
| Coaxial In | NA |
| Amplifier type | NA |
| Power Output | NA |
| (AD & DA) Signal Conversion | CIRRUS LOGIC 32bit CS47048C-DQZR，AKM4619 |
| Sampling Rate | 24Bit/192KHz ADC/DAC |
| EQ/Delay | 31Band/15ms |
| Frequency Range | 20-20K |
| Q Value(Slope) | 0.5-9 |
| EQ Gain | -18dB-12dB |
| Filtering | Butter , Bessel, Link |
| Filtering Crossover point | 20-20k |
| Filter slope | 6dB/oct -48dB/Oct |
| Phase | 0-180 |
| Time Alignment (delay) | 15ms |
| Preset | 10 |
| Frequency Response | 20-20k |
| Signal to Noise - RCA | 98dB |
| Signal to Noise - Power Amp | NA |
| Input Resistance | 20kΩ |
| Low level output Resistance | 680Ω |
| Static Current | 0.3A |
| Operating Voltage | 9-16V |
| Working Current Range | 0.3-1A |
| Temperature resistance | NA |
| Bluetooth | yes |
| Bluetooth Version | build in APTX HD BT |
| USB Audio Built in | Yes |
| USB DISK | NA |
| Remote | LED/圆屏线控 |
| PC Connection | yes |
| PC Software | yes |
| Android App | yes |
| IOS app | YES |
| Auto Tuning | YES |
| REM Input | 3.5V |
| REM Output | 0.1A |
| Over heat protection | NA |
| Over Load Protection | NA |
| Working Indicators | YES |
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