Description:  The HDMI ARC audio extractor can extract audio signal from ARC enabled HDTV to 2 channel analog stereo audio output, for audio receiver/amplifier/ headphone applications. It supports PCM2.0 audio. TV remote can control the volume via CEC function. Specifications: Technical:  HDMI Compliance: HDMI 1.4; Vmax: 2Vrms; SNR: ＞90dB; THD+N Ratio: ＜0.1%（V_max), 0.001%~0.01%（V_best; Crosstalk: ＞80dB; Frequency Response: 20Hz~20kHz±1dB; HDMI Audio Format: PCM 2.0; L/R Audio Formats: Analog Stereo 2CH; Input:  1x HDMI Type A [19-pin female], 1×Micro USB; Output: 1x L/R Audio Out [RCA], 1x 3.5mm L/R; Mechanical: Aluminium Enclosure; Color: Silver; Dimensions: 70mm[W] x 65mm[D] x 27mm[H]; Weight: 80g; Power Supply: USB 5V / 500mA; Power Consumption: 0.86W (Max); Operation Temperature: 32 - 104°F / 0 - 40°C; Storage Temperature: -4 - 140°F / -20 - 60°C; Relative Humidity: 20 - 90% RH (no condensation); Features: ☆ HDMI 1.4 compliant. ☆ Input: HDMI x 1; Output: 3.5mm L/R x1, RCA x 2. ☆ Support PCM audio to 2 channel stereo audio output. ☆ Support CEC function (TV remote can control the volume). ☆ ARC Enabled: Extract audio signal from ARC (Audio Return Channel) enabled HDTV to analog stereo output, for audio receiver/amplifier/head- phone applications. Package Included: 1 * HDMI ARC Audio Extractor 1 * USB Cable (USB-A to Micro USB) 1 * User Manual