4 ohm speakers for sale, brand-new and used.

Speaker Line Matching Transformer - 70 VOLT -- 10 WATT Line transformers adapt conventional 8-Ohm speakers for use with multi-speaker commercial systems. High efficiency design provides insertion loss of less than 0.6dB, with frequency range of 50Hz to 15Khz. A single transformer is compatible with both 70.7 and 25V systems, for greater flexibility.

TC4452VPA TC4452 VPA MOSFET / IGBT Gate Driver, NON-Inverting, 12A minimum, 13A typical Case: DIP-8 Lot Size: 2 units

TC4422 CAT Power Gate Driver for MOSFET / IGBT 9 A drive current, Turns FET full On Case: TO220 Lot Size: 1 units

Edwards Signaling 8" Speaker Baffle Assembly 600-8S- 25/70 Product Description...... Edwards 6000 Series Baffled speakers are high Quality unit that feature a tastefully constructed steel baffle that blends well with modern interiors.. The speaker assembly includes a dual voltage 70 and 25- Volt matching transformer....

4x DC2.5-5V 2 * 3W amplifier board class D PAM8403 Mini digital amplifier board Specification:1. Working voltage: 2.5V-5.5V. Note: Voltage can not exceed 5.5V, VCC&GND do not reversed.2.

this is for 1- new old vintage 5" paper cone 3.2 ohm speaker 10 watt replacement.these are old but new been sitting here for many years.in a nice air condx bldg.thes has 3 connector lugs but only 2 are used in its real life there was a 4 mfd np electrolytic installed in these. these are the later version type speakers 5491260P7...

You are looking at a NEWTectron Dome Tweeter 300W High Efficiency Built in Crossover 4 Ohm speakers DON'T MISS OUT ON THIS GREAT DEAL! Item is sold as is You must pay $2.55 for s&h! Please check out our many other auctions!

You are looking at a NEWTectron Dome Tweeter 300W High Efficiency Built in Crossover 4 Ohm speakers DON'T MISS OUT ON THIS GREAT DEAL!

Description The GT1524 provides the highest possible audio quality available in a single channel echo canceller. It features an integrated telephone interface that enables telephone participants of an audio or video conference to sound as if they are actually in the same room. Plus, it features simultaneous two-wire/four-wire operation so you can audio conference and video conference at the same time.

Great working speaker pulled from a set of desktop PC speakers. The cord was cut.

This for 4 speakers They are 2 ohm and originally came with 5pin Maxtrac and Radius radios. ASK questions as these lower impedance speakers have been known to cause problems if used on other radios. OUTSIDE USA ask for shipping quote!

I bought this Atlantis on 9/30/2015 It has a Clinical Passkey with BioExplorer enabled,This is like knew with maybe 20 hours on it. I paid $1,624.00 for it. This is a very nice clean working amp that comes with serial key and CD download.

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Oklahoma Sound Corporation Podium Series 100 PA Amplifier with Tabletop PodiumSpecs: of AMPCondensor and Dynamic Microphone inputsLine input w/ Record output (Background music loop)Single speaker output 8-16 ohm 50WPortable design with backup battery and charger (Not included) TESTED WITH MY DAUGHTERS KAREOKE MIC AND WORKED FINE.

Product Description STARAUDIO 2Pcs Staraudio 15" 2500W Pro Powered Active KTV karaoke MP3 PA USB BT speakers SCS-15RGB