The NLAS3799B is an ultra low RON dual DPDT and a 0.5 Ohms RON analog switch. This device is designed for low operating voltage, high current switching of speaker output and earpiece for cell phone applications. It can switch a balanced stereo output. The NLAS3799B can handle a balanced microphone, speaker, ring tone generator in a monophone mode. The device contains a break before make (BBM) feature.