Technical Specification:
SRi Amplifier
Power Output into 4 ohms: 2 x 80w RMS
Rated distortion (THD 20Hz-30KHz): 0.02%
Clipping power (power/channel): 120W
Damping factor: >17
Frequency response (+/- 0.25dB): 10Hz-40KHZ
Input sensitivity (for rated output into 4ohms): 1.4V
Dimensions (HxWxD): 100 x 297 x 197mm (225mm Depth with Terminals)

Signal to noise ratio
Ref.: 1W  86dB
Ref. Rated power: 106dB
Slew rate: 15v/us

Squeezebox Controller
Samsung 200 MHz ARM processor
64 MB NAND programmable flash
64 MB highspeed RAM
3axis accelerometer tilt sensor
Removable 1250 mAh Liion rechargeable battery
True 802.11g wireless networking
Bridging capability allows Ethernet devices to connect to the network through Squeezebox
Receiver's wireless connection
Throughput up to 54Mbps, high speed PCI interface to radio module
Supports all 802.11b and 802.11g access points
Automatically detects available networks for quick setup
Supports both WPA Personal, WPA2AES and 64/128bit WEP encryption

Analog outputs
High fidelity Wolfson® 24-bit DAC
Two dedicated linear power regulators for DAC and line-out stages

Digital S/PDIF outputs
Optical and coax digital connections
Dedicated high-precision crystal oscillators (no PLL, no resampling)
Standard IEC-958 (S/PDIF) encoding
Optical connector: TOSLINK 660nm
Coax connector: RCA, 500mVpp into 75 ohms
Sample rates: 44.1Khz, 48Khz
Audio format: linear PCM, 16 or 24 bits per sample
Intrinsic jitter: less than 50ps (standard deviation)

Audio formats
Lossless Formats (Apple Lossless, FLAC, WMA Lossless)
   o "Bit-perfect" CD audio streaming, with reduced storage and bandwidth usage
   o Approximately 2:1 compression ratio
Uncompressed formats (AIFF, WAV, PCM)
   o Supports raw pass-through of uncompressed PCM audio formats
   o Digital passthrough to S/PDIF for DTS
Compressed formats (MP3, AAC, Ogg Vorbis, MP2, MusePack, WMA)
   o MPEG decoding uses MAD software, widely regarded as the most accurate, most compatible MP3 decoder
   o Supports all MP3 data rates and sample rates, including VBR
May be streamed in PCM (raw), MP3 (transcoded), or FLAC (transcoded) formats
Sound Check and Replay Gain support for automatic volume control
Some formats may require additional software installation (e.g. QuickTime), depending on platform

Internet Radio
"Always-on" Internet Radio, powered by SqueezeNetwork, lets you tune in to Internet Radio streams even when the home PC is switched off
Quick selection from hundreds of Internet Radio streams offered by Logitech's partners
Internet Radio favorites can be saved in a playlist for easy access
Support for MP3, Ogg Vorbis, and WMA formatted Internet Radio streams

Firmware
Flash upgradeable firmware
Network settings are stored in non-volatile memory
Easy setup for wireless networks

Architecture
250 MHz 8-way multithreaded RISC processor
"Pure software" SlimDSP™ architecture
Field-upgradeable Xilinx CPLD
64Mb high-speed RAM
16Mb NAND programmable flash
Low-power design, all solid-state

Wireless Interface
True 802.11g wireless networking
No wireless router required - Squeezebox Controller wirelessly connects to ethernet networks through SRi Amplifier
Throughput up to 54Mbps, high speed PCI interface to radio module
Dual antennas for improved range and throughput
Supports all 802.11b and 802.11g access points
Automatically detects available networks for quick setup
Supports both WPA Personal, WPA2-AES and 64/128-bit WEP encryption

Ethernet Interface
True 100Mbps throughput
Shielded CAT5 RJ-45 connector
Connects to any 100Mbps or 10Mbps network
Auto-detects full duplex and half duplex modes
Automatic receive polarity correction
Maximum cable length: 100 meters (328 feet)

System requirements:
Squeezbox Controller required for network setup
SqueezeCenter™ 7+ or SqueezeNetwork™
All systems: 256MB RAM and 80MB hard disk space
Macintosh: Mac OS X 10.3.5 or later
Windows: 733Mhz Pentium running Window 2000/XP/Vista
Linux/BSD/Solaris/Other (Perl 5.8.3 or later)
Ethernet and/or 802.11b/g wireless home network
Broadband Internet connection required for Internet radio and music services

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