BUY P425 https://www.utsource.net/itm/p/11215869.html

Description: P425 is a high-performance, low-power, single-chip RF transceiver IC from NXP Semiconductors. Features: - Low power consumption - High sensitivity - Low current consumption - Low noise figure - High linearity - High dynamic range - High data rate Application: P425 is suitable for applications such as wireless audio, wireless data, and wireless sensor networks. It can also be used in wireless communication systems such as ZigBee, Bluetooth, and Wi-Fi. (For reference only)