AUDIO

Sound quality: THD+N<0.009%, 20 Hz-20 kHz

Line in: Analog (RCA), auto-detecting

Line out: Analog (RCA), digital (coaxial)

NETWORKING

Wireless connectivity: 
Using Sonos S2: Connects to WiFi network with any 802.11a/b/g/n 2.4 or 5 GHz broadcast-capable router.
Using Sonos S1: Connects to WiFi network with any 802.11b/g 2.4 GHz broadcast-capable router. 802.11n only network configurations are not supported —you can either change the router settings to 802.11b/g/n or connect a Sonos product to your router

Ethernet port: Two 10/100Mbps Ethernet ports. You can plug a Sonos product directly into your router if your WiFi is unstable.

GENERAL

Power supply:
Auto-switching 100 - 240V ~ 50-60 Hz 1A
AC universal input
Output: 12.0 VDC, 1.0 A, 12.0 W
Average active efficiency: 84.2%
Efficiency at low load (10%): 78.7%
No-load power consumption: 0.06 W

Dimensions (W x H x D): 41 x 138 x 138 mm

Weight: 0.47kg

Operating temperature: 32°F to 104°F (0°C to 40°C)

Storage temperature: -4 to 158 F (-20 to 70 C)