WINGONEER X400 V3.0 Audio Expansion Board Sound Card with Class D | Jtogo.jp Music Player for Raspberry Pi 3 Model B+, 3 Model A+, 3B, 2B, B+

Key Features Class-leading audio signal-to-noise ratio of 112dB and THD of 0.0019% Built-in high-quality Class-D stereo audio amplifier (TI TPA3118D2) Up to 2 x 30W into an 8Ω BTL load at 24Vdc Capable of driving 4 ohm speakers (will also work with higher impedance speakers) Built-in high-quality audio headphone amplifier (TI TPA6133A) Uses Texas Instruments ultra-low noise voltage regulator (output noise <10μVRMS) Uses Texas Instruments high-efficiency step-down DC converter (up to 95%) Converts 6V to 26Vdc to 5.1V, 3A to supply the Raspberry Pi Uses genuine ALPS RK163 series potentiometer for smooth volume adjustment Built-in high-quality IR sensor (Vishay (The world's leading supplier of infrared receivers) Onboard RCA connector 3.5mm stereo headphone jack Plugable speaker and power screw terminals Onboard PH2.0 connector with illuminated power switch Onboard gold-plated high-current DC power jack (5.5 x 2.5mm) Uses digital I2S audio signals to reduce CPU load over USB audio solutions Connects directly to Raspberry Pi - no wiring required Powers Raspberry Pi - no additional power supply required 2x13 reserved GPIO pin headers for Raspberry Pi Pop noise can be improved by enabling GPIO control AMP can be enabled/disabled with a jumper

Specifications Power supply: 6-26Vdc, ≥3A recommended GPIOs used: LRCK - IO19, BCK - IO18, Data - IO21, IR - IO26, AMP Mute - IO22 Analog audio output level: 2V RMS Maximum Headphone Output Power: 142mW at 16Ω Maximum Amplifier Output Power: 2 x 30W at 8Ω BTL Load @ 24VDC Resolution/Sampling Rate: Up to 24bit/192kHz (Raspberry Pi I2S) Board Size: 87 x 56mm

Packing List 1 x 400v 3.0 Expansion Board 8 x M2.5*6mm Screws 4 x M2.5*20mm Spacers

Note: Raspberry Pi not included. Full HD Audio Bar-Brown 32-bit/384kHz DAC (TI PCM5122). Integrated high-quality Class-D stereo audio amplifier (TI TPA3118D2) and audio headphone amplifier (TI TPA6133A). Onboard RCA connectors, 3.5mm stereo headphone jack, speaker and power screw terminals, and gold-plated high-current DC power jack. 6V to 26Vdc converted to 5.1V, 3A to power a Raspberry Pi - no additional power supply required Supports Moode Audio Player, OSMC, Openelec, Raspbian Jessie, Volumio, Pi Core Player, etc. Compatible with Raspberry Pi: 1 Model B+ / 2 Model B / 3 Model B / 3 Model B+ / 3 Model A+ (latest)