Connects in minutes to your office network via Ethernet (RJ45) or Wi-Fi * The Grace Digital Audio Business Music System plays the same music throughout your office and telephone system simultaneously * Power loss - no problem! The SXBR1 automatically connects to your network and starts playing after power is restored. * 5 presets Immediate access to your favorite music stations. * Stereo and mono RCA audio output with 8 / 600 ohm switch.