The D175 uses an ES9038Q2M decoding chip for fast and stable performance<br> Use Bluetooth input or fiber coaxial input, you can get a high resolution effect.<br> seats are gold-plated for greater durability<br> The large heat sink ensures long-term stability, and the large capacity filter capacitor makes the power supply more stable and the ripple is lower.<br> 129/5000 The D175 uses an ES9038Q2M decoding chip for fast and stable performance Use Bluetooth input or fiber coaxial input, you can get a high resolution effect. seats are gold-plated for greater durability The large heat sink ensures long-term stability, and the large capacity filter capacitor makes the power supply more stable and the ripple is lower. Potentiometers are sealed and more .<br> Product model: D175<br> Input method: , COAX, OPT, Bluetooth BLUE<br> Power amplifier chip: TPA3251<br> Bluetooth version: Bluetooth 5.1<br> Frequency response range: 20-20KHZ<br> Power supply: 24V-36V<br> Output power: 175W x 2/4Ω<br> Total harmonic distortion: 0.05%<br> Adaptive horn: 10W~200W 4Ω8Ω<br> Bluetooth transmission distance: 10 meters<br> Protection mechanism: power reverse protection, short circuit protection<br> Self-restoring overheat protection<br> Size: 100MM x 116MM x 60MM<br> DC power socket specifications: 5.5 x 2.5<br> color: Black<br> Material: aluminum<br> Package Contents:<br> 1 amplifier<br> 1 x English instruction manual<br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.