99% New Battery Case Leather Case / optical signal pickup: KSS-110D / digital signal processors: CX23035 / digital filter: no / D / A converter: PCM55-S / audio + headphone amplifier: uPD4053BG + NJM4560M + NJM4560M + M52101FP + M52101FP + NJM4556D / output ( 9V input level): / 1 , line output: Output level 1.6V rms ; recommended load is greater than 10kΩ / 2 , Headphone output: 30mW +30 mW , 32Ω / 3 , an optical digital output: no / Dimensions (W × H × D): about 126.9 × 27 × 132.5mm (including protrusions and controller) / weight: about 510g