The WL531 RF Transceiver IC with SOP-8 RoHS from Velex is a low cost, high performance radio frequency transceiver. It supports multiple frequency bands, a receiver sensitivity of -117dBm, and a transmitter output power up to +20dBm. It is a small, low power solution for applications in Bluetooth, Zigbee, and ISM band communication systems. The module includes a power amplifier, low-noise amplifier, mixer, and a base-band section. It also supports UART, I2C and SPI interfaces for host communication. Its RoHS compatible lead-free package makes it compliant with environmental regulations.