Here are some technical specs:
RCA RT2250 Home Theater in a Box Specifications
General
Dimensions:
Receiver 5.5" H, 16.9" W, 13.8" D
Left/Right 8.3" H, 5.1" W, 7.6" D
Center 3.7" H, 15.7" W, 7.6" D
Surrounds 8.3" H, 5.1" W, 7.6" D
Subwoofer 14.8" H, 8.9" W, 11" D
50 Watts Per Channel
2 Channels driven into 6 Ohms, from 40hz-20khz, <0.9% THD
50 Watts* Each, Left, Right, Center, Surround Left and Surround Right Speakers.
100 Watt* Subwoofer Amplifier
Enhanced Jack Pack
This value-added feature allows for numerous possibilities of multiple connections ranging from the simple video connection to the high-quality S-Video connection.
-6 pair rear panel audio inputs - TV, Satellite, DVD, VCR1, CD, Tape
-1 pair front panel audio inputs - VCR2
-2 pair rear panel audio outputs - VCR1, Tape
-3 rear panel video inputs - Satellite, DVD, VCR1
-1 front panel video input - VCR2
-2 rear panel video outputs - Monitor, VCR1
-2 rear panel S-Video inputs - DVD, Satellite
-1 front panel S-Video input - VCR2
-1 rear panel S-Video output - Monitor
-1 rear panel optical digital audio input - Assignable for Satellite, DVD, or CD
-1 rear panel coaxial digital audio input - Assignable for Satellite, DVD, or CD
Subwoofer Output
With direct output to a subwoofer, this system has the ability to create a sound experience with thunderous impact.
Six Channel Direct Inputs
Six direct RCA jack inputs allow connection with any component sending out a 5.1 channel audio such as SuperAudio or DVD audio. This direct input allows for compatibility with future surround formats.
1/4" Stereo Headphone Jack
For private listening, the headphone jack is conveniently located on the front of the unit.
Universal Remote Control
Programmable remote with easy-to-use button layout. Operates most features on RCA audio and video products. It can also be programmed to operate most brands of audio and video components and RCA brand DIRECTV™ Systems.
Multifunction Vacuum Fluorescent Display
Brightly illuminated, the fluorescent display allows the user to easily read displayed information from far away. This large display provides key information such as Surround Mode, DSP Mode, Speaker Information, etc.
4-Level Display Dimmer
The user can customize the brightness of the display by selecting one of four different levels.
Rotary Encoder Volume Control
Provides for smooth, gradual volume control.
SAT, DVD, CD, VCR1, VCR2, AM/FM, Tape, TV Function Selections
Easy front panel access to select different component modes based on the connected inputs.
Tuner Features
Digital AM/FM Stereo Tuner
Tunes AM/FM stations with maximum accuracy and minimum drift. Always tunes to the center of the broadcast channel for minimum distortion.
30 AM or FM Station Presets
Allows the user to program their favorite radio stations and have quick access to each of them using the multi-jog dial.
Seek Up/Down
Automatically searches the band, stopping at the next station in-tune.
Preset Scan
This feature quickly searches the user's customized station presets, stopping briefly at each preset until the user presses the button again to stop the scanning mode.
Digital Sound Processing
Activating the DSP mode recreates acoustic environments (Concert, Theatre, Church, Stadium, Club and Arena) for improved realism. When selected, each mode is illuminated on the display and can be easily accessed by individual buttons on the front panel or the SURROUND button on the remote control.
AM Loop Antenna/FM Dipole Antenna
Electronic Treble and Bass Controls
Allows for manual adjustment, ± 10 dB, of bass, treble and mid-range according to personal preference.
±10 dB Electronic Volume Control for Left, Right, Center, Left Surround and Right Surround.
±10 dB Remote Control Electronic Volume Control for Left, Right, Center, Left Surround and Right Surround.
2-Level Nightmode
To intentionally keep sound levels down, the user can automatically "lower" the dynamic range in order to prevent scenes from getting too loud and yet keep dialogue intelligible.
Auto Detect
Automatically detects an optical or coaxial digital connection.
Preset EQ
Preassigned equalization of bass, treble and mid-range for optimum sound performance. Labeled for use with corresponding types of music (Jazz, Pop, Rock, Classic, Vocal and Flat).
Speakers
EZ Use Feature Set
Quick Connect Guide, Color-Coded Transparent Wiring, Color-Coded Speaker Terminals, Speaker Hanging Capability.
KEVLAR® Driver
Surround Features
Dolby Digital®
Create the incredible theater experience at home. Equipped to play back up to 5.1 channels with full, wide band frequency response, all five main channels are discrete and have 20Hz-20kHz frequency response. The Low Frequency Effects (LFE) Channel requires a powered subwoofer to recreate its 20Hz-120Hz-frequency response.
Dolby® Pro Logic
Providing excellent surround sound using analog signals. Creates separate channels for right, left, center and surround accentuating the sense of being in the middle of the scene.
Dolby® 3 Stereo
Provides effective separated surround sound without the use of rear speakers.
Input IQ
Using computer intelligence to automatically select the correct type of signal processing (Dolby Digital®, Pro Logic, 3 Stereo, etc.) for every input (CD, DVD, VCR, TV, etc.) this feature has "learning ability" which allows it to retain user enhancements (i.e. channel volume, delay, etc.) and use them as the new defaults.
DBaS (Dynamic Bass amplification System)
Directs 2-times more power to the Subwoofer on an as needed basis for booming effects.
Test Tone
The test tone feature is used to verify the placement and adjust the volume levels of all speakers.
Variable Surround Sound Delay Time
Allows the user to set a delay to the speakers if the room is large or the speakers are located a significant distance apart.