Sasis yang sangat kaku, kaki isolator, & hasil akhir berwarna putih
Sasis tanpa loop yang sangat kaku yang digunakan untuk enklosur menghilangkan loop tanah 
Operasi remote control yang nyaman
SPESIFIKASI LUXMAN C-900U
| Input sensitivity/Input impedance: | Unbalanced 255mV/43kΩ Balanced 255mV/86kΩ |
| Output/Input impedance: | Unbalanced rating 1V/90Ω, max. 11V Balanced rating 1V/180Ω, max. 22.5V |
| Frequency response: | 20Hz to 20kHz (+0, -0.1dB) 5Hz to 120kHz (+0, -3.0dB) |
| Total harmonic distortion: | Unbalanced 0.009% (20Hz to 20kHz) Balanced 0.005% (20Hz to 20kHz) |
| S/N ratio (IHF-A): | Unbalanced 123dB Balanced 126dB |
| Volume adjustment: | New LECUA1000 |
| Negative feedback circuit: | ODNF 4.0 |
| Max. tone control range: | BASS: ±8dB at 100Hz TREBLE: ±8dB at 10kHz |
| Remote control functions: | ・Operation・Dimmer・ Input selector ・Output mode・Balanced phase selection ・Channel preset・External pre-amplifier input ・Line straight・Loudness・Volume up/down ・Mute・Zoom |
| Power consumption: | 42W 2.2W (in standby mode) |
| External dimensions: | 440(W) x 130(H) x 430(D) mm (including 17mm front panel knob and 14 mm rear panel speaker terminals) |
| Net weight: | 19.7kg |
| Accessories: | Remote control (RA-20) Power cable |