Fangrui Product Details This Low Power Audio Module Is Based On Wm8960, Supports Stereo Encoding/decoding, Supports Sound Recording, Whats More, It Can Directly Drive Speakers To Play Music. Onboard Standard 3.5mm 4-segment Earphone Jack, Allows Sound Recording Via External Earphones With Mic Onboard Dual-channel Speaker Interface, Directly Drives Speakers Codec: Wm8960 Operating Voltage: 3.3v Control Interface: I2c Audio Interface: I2s Audio Format: Wav Dac Signal-noise Ratio: 98db Adc Signal-noise Ratio: 94db Earphone Driver: 40mw (16 @ 3.3v) Speaker Driver: 1w Per Channel (8 Btl) Due To Different Product Batches, The Appearance May Vary, Which Does Not Affect The Use Colour:blue Material:pc+metal Package Contents: 1 X Wm8960 Audio Board(no Speakers Included) Only The Above Package Content, Other Products Are Not Included. 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.