Main Features: ● Via WiFi, not Bluetooth connection: connect to any WiFi network created by an 802.11b/g, 2.4 GHz router to enjoy uninterrupted wireless media streaming music ● Ethernet port: A 10/100 Mbps Ethernet port. If WiFi is unstable, please connect your router directly to the router to operate your Sonos ● The largest chip in the front shield of the motherboard, PLAY: 1 CPU: Freescale MPC8314E low power PowerQUICC II Pro processor ● It is resistant to moisture and can be placed in the bathroom or kitchen ● Built-in one tweeter, one mid-low frequency speaker, driven by independent 2 D-class digital amplifiers ● Material: ABS+ metal ● Can be controlled by wireless control application (APP) on Android phone, Mac or PC ● Wall-mounted design; ● SonosNet 2.0, a peer-to-peer wireless mesh network based on secure AES encryption ( Mesh technology ); ● System software supports Simplified Chinese, English, French, German, Italian, Japanese, Spanish, Danish, Dutch, Norwegian, Swedish ● You can download Sonos App in APP store