Specification:Brand: Fii - OModel: K11 R2RColors: Black, Silver - Main Control Chip: GD32F303RET6DAC: Fully differential true 24-bit R2R resistor arrays - Volume Control Chip: NJW1195AUSB Input Decoding: 384k - Hz/32bit, DSD256Coaxial Input Decoding: 192kHz/24bitOptical Input Decoding: 96kHz/24bitUSB Connector: Type-CDisplay: Custom LCD screen - Dimensions: 147 x 133 x 32.3 mm (including feet)Weight: Approx. 420g - Power Supply: DC12V 2A external adapter - SE Power Output:L+R≥460m - W + 460m - W (32Ω, THD+N1%) (High Gain)L+R≥50m - W + 50m - W (300Ω, THD+N1%) (High Gain)BAL Power Output:L+R≥1300m - W + 1300m - W (32Ω, THD+N1%) (High Gain)L+R≥220m - W + 220m - W (300Ω, THD+N1%) (High Gain)Frequency Response: 20Hz ~ 50k - Hz: attenuation 1.3d - BSNR: ≥115d - B (A-weighted)Noise Floor:PO 7.2u - V (A-weighted)BAL 14.1u - V (A-weighted)Output Impedance:PO 1Ω (32Ω load)BAL 1.5Ω (32Ω load)THD+N: LO 0.02% (1kHz/10kΩ)Features:1. Fully differential true 24-bit R2R DAC resistor arrays for high-fidelity audio.2. 1300m - W + 1300m - W high output power for an enha