System Specifications, Power Requirements

SYSTEM SPECIFICATIONS*

Altec Lansing’s superior sound comes from our patented Dynamic EQ technology, which utilizes custom-built, high-fidelity drivers, state-of-the-art equalization circuitry, and a harmonious mix of the following specifications:

Sound Pressure Level (SPL):	97 dB	POWER REQUIREMENTS
Total Continuous Power:	28 Watts RMS	USA, Canada and applicable
		Latin American countries:	120 V AC @ 60 Hz
• Front Speakers:	6 Watts/channel @ 4 ohms	Latin American countries:	120 V AC @ 60 Hz
• Front Speakers:	6 Watts/channel @ 4 ohms
	@ 10% THD @ 180 – 18000 Hz
	@ 10% THD @ 180 – 18000 Hz
	2 Channels Loaded	Europe, United Kingdom,
		Europe, United Kingdom,
• Subwoofer:	16 Watts @ 8 ohms @ 10% THD	applicable Asian countries,
	@ 50 – 180 Hz	Argentina, Chile and Uruguay:	230 V AC @ 50 Hz
	Single Channel Loaded
	Single Channel Loaded	ETL/cETL/CE/NOM Approved
		ETL/cETL/CE/NOM Approved
System Response:	40 Hz – 20 kHz (-10 dB)

Signal to Noise Ratio
@ 1 kHz input:	> 75 dB

Drivers (per satellite):	One 2" full-range driver

Subwoofer:	One 4" woofer

*Power rating conforms to FTC Amplifier Rule #16 C.F.R. Part 432.

TROUBLESHOOTING

SYMPTOM	POSSIBLE PROBLEM	SOLUTION
No LEDs are lit.	Power isn’t turned on.	Turn the VOLUME knob on the right speaker until you hear a click sound.
		An LED will light next to the knob when the power is ON.

	AC power cord isn’t connected to the wall outlet.	Check to see if the “Power On” LED is illuminated on the right satellite. If not,
		connect AC power.

	Surge protector (if used) isn’t powered on.	If the AC power cord is plugged into a surge protector, make sure the surge
		protector is switched on.

	Wall outlet not functioning.	Plug another device into the wall outlet (same jack) to verify the wall outlet
		is working.

No sound from	Power isn’t turned on.	Verify the AC power cord is plugged into the wall outlet.
one or more
one or more		Turn the VOLUME knob on the right speaker until you hear a click sound.
speakers.
		An LED will light next to the knob when the power is ON.

	Volume is set too low.	Turn the VOLUME knob clockwise to raise the volume.

		Check volume level on the computer sound card or alternate audio source
		device, and set at mid-level.

	3.5mm stereo cable isn’t connected to audio source.	Check plug connections on the audio source. Make sure the signal cables are
		inserted firmly into the correct jacks.

	3.5mm stereo cable is connected to wrong output on	Make sure the 3.5mm stereo cable is connected and fully inserted into the
	audio source.	“line-out,” “audio-out,” or the headphone jack of the audio source.

	Problem with audio source device.	Test the speakers on another audio device. Remove the 3.5mm stereo cable
		from the audio source device and connect it to “line-out,” “audio-out,” or the
		headphone jack of another audio source.

Crackling sound	Bad connection.	Check all cables. Make sure they are connected to “line-out” or “audio-out”
from speakers.		jack on your sound card or other audio source — NOT “speaker-out.”

	Volume level in computer operating system is set	Check the computer operating system volume level and decrease it if necessary.
	too high.

	A problem with your audio source device.	Unplug the stereo cable from the audio source. Then plug it into the
		headphone jack of an alternate audio source (e.g., Walkman, Discman or
		FM radio).

VS2121 specifications

The Altec Lansing VS2121 is a compact, powerful speaker system designed for music enthusiasts and casual listeners alike, providing high-quality audio performance in a sleek and stylish package. This desktop multimedia speaker system is particularly suited for use with PCs, laptops, and other audio devices, making it a versatile choice for various listening needs.

One of the standout features of the VS2121 is its 2.1 speaker configuration, which includes two satellite speakers and a powerful subwoofer. This design allows for an enhanced sound experience, delivering rich bass and clear highs that bring music, movies, and games to life. The dedicated subwoofer ensures deep, resonant bass that can fill a room, making it perfect for bass-heavy genres or action-packed films.

The VS2121 is equipped with custom-designed drivers that enhance audio clarity, ensuring that every note and sound is reproduced with precision. The satellite speakers provide an impressive frequency response, while the subwoofer efficiently handles lower frequencies. This combination creates a balanced audio profile that appeals to various listening preferences, from high-energy rock to soothing classical music.

In terms of connectivity, the VS2121 offers multiple options. It includes a standard 3.5mm audio jack, allowing users to connect their devices easily, whether they are using a smartphone, tablet, or computer. The system also features a built-in volume control knob, making it simple to adjust sound levels without the need for navigating complex software settings.

Portability is another key characteristic of the Altec Lansing VS2121. Its compact design means that it can easily fit on a desk or a small shelf, making it a great option for those with limited space. The stylish black finish and modern design make it an attractive addition to any setup, complementing various interior styles.

Durability and reliability are significant aspects of the Altec Lansing brand, and the VS2121 is no exception. Built with quality materials, this speaker system promises long-lasting performance without compromising on sound quality. Overall, the Altec Lansing VS2121 provides a robust audio solution for anyone looking to enhance their listening experience without overwhelming their space or budget.