three turn-on modes: music-sensing, voltage trigger, and manual
150/270 Watts RMS Per Channel Into 8/4Ω Three Turn-on Modes: Music Sense, Voltage Trigger,& Manual Audio Circuitry Constructed With The Finest Parts Available Digital, High Current Bridgeable Stereo Amplifier
Most Helpful Customer Reviews
The unit arrived defective. The speaker jacks mounted on the rear of the unit were set in a defective, concaved piece of plastic. Additionally the volume control consist of two really small knobs on the back of the unit. These knobs aren't marked with numbers or grooves to match each channel. Pretty much useless unless you keep both knobs turned to the right for max power, not to mention there a pain I the rear to access if you need to.
Love it! I am using this amp to pull the front L/R pre-out signal from my AVR and run Bose 901 VI speakers with a Bose EQ. I'm aware that many audiophiles consider the 901's subpar speakers but all I can say is they ROCK especially with a dedicated amplifier.
This review is not so much about the SI-2150 as it is about adding another set of front speakers. I added this amplifier (SI-2150) to an Onkyo TX-NR709 to drive the additional pair of front channels.
My Home Theater (HT) system is a Klipsch Reference 7 series: RF-7 fronts. RC-7 center. RS-7 surrounds. RS-7 back. RSW-15 and an RSW-10 subs. I had a Sony STR-DA1000ES receiver, or something like that, driving this system, minus the back channels, and it was pretty good. I upgraded to the Onkyo strictly for the HDMI interface and it didn't seem to have what the Sony had, although they were very close in the wattage output, the Sony being 100 watts per channel (WPC) and the Onkyo 110 WPC, so, I decided to add another set of front speakers to the existing setup.
I had a nice pair of Infinity speakers that weren't being used, so I decided to add them to the mix. They have a nice warm sound to them in contrast to the Klipschs, which I liked since the Klipschs are a...
The authorised South African distributor of this product is under no obligation to honour the manufacture's guarantees/warranties or to provide after-sales service.
Please note that this item is imported from the USA, and is designed to be used in the USA. In addition, if the unit is powered it will come with a US plug and an adapter/transformer may be required. Please click here for more information on power requirements, or check with us if you are unsure or need any assistance!
Please also note that certain items cannot be imported, these include Alcohol, Animals, Batteries, Flammable Materials, Currency, Food, Furs, Chemicals, Explosives, Medications, Plants, Seeds, Supplements, Pressurized Cans, Tactical Equipment, Vitamins, Weaponry and Weaponry Accessories. In these cases, the item and information is displayed for reference purposes only. If you are not sure if we are permitted to bring an item, please send us an e-mail with a link to the item to confirm.
Please also ensure that you are ordering the correct item for your particular application as returns to the USA are costly. Product reviews are also provided for most of our items, which can give you a good idea for possible things to look out for and the quality of the item. By clicking Add to Cart, you are confirming that the item is correct and you accept the conditions listed here.