A, using a common 102BC module package , the user can replace the use of direct , without changing the circuit design. B, high sensitivity , low noise, anti-interference ability , very few external components , small size (11 * 11.2MM Max), extremely simple to use . C, 76-108MHz FM bands worldwide compatible ( 76-91MHz , including Japan , America and Europe 87.5-108.5MHz). D, I2C serial data communications bus interface , support for external reference clock input. E, a fully integrated single-chip integrated circuit COMS technology , power consumption is minimal. F, the built-in high-precision A / D ( analog to digital converter ) and digital frequency synthesizer. G, the built-in LDO regulator , low power consumption , wide voltage range (2.7-3.6VDC). H, built-in noise cancellation, soft mute , bass boost circuit design. I, 32Ω load high power audio output, headphone connections are direct , without an external audio driver amplifier