| Management number | 238008895 | Release Date | 2026/07/11 | List Price | US$45.00 | Model Number | 238008895 | ||
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Jensen Amp Series<br> The new Jensen JA series amplifiers leverage 90+ years of audio excellence combined with modern smartphone technology to deliver the high-quality sound you require with the convenience and usability you seek.<br><br> More than audio<br> In addition to customizing the audio options, the app also lets you choose RGB illumination options. Match the amp colors to your car interior or change colors on the fly to match your mood. The easy-to-see color wheel makes it simple to choose the prefect shade.<br><br> Built Without Compromise Small Size, Big Sound The Class-D amplifier design provides nearly double the efficiency of analog class AB amplifiers in a much smaller footprint. This lets you install them in very small spaces and to leaves trunk space for that road trip cooler or suitcase.<br><br> Specifications:<br> Jensen DSP Amp app (Apple®/Android™) to control illumination and system set-up via Bluetooth® (Free App required for system set-up)<br> RGB Custom color illumination via Bluetooth app control<br> Class D design<br> Amplifier dimensions: 2.16″ x 8.38″ x 5.59″ (HxWxD)<br><br> Inputs / Outputs:<br> High level (speaker wire)<br> Low level (RCA)<br> RCA Pass-thru outputs<br><br> Continuous Power Output :<br> 90W RMS x 4 Channels at 4 ohm<br> 115W RMS x 4 Channels at 2 ohm<br> 230W RMS x 2 Channels a 4 ohm Bridged (1% THD+N)<br><br> Dynamic Power :<br> 100W x 4 Channels at 1kHz at 4 ohm<br> 125W x 4 Channels at 1kHz at 2 ohm<br> 255W x 2 Channels at 1kHz at 4 ohm Bridged (1% THD+N)<br><br> Maximum Dynamic Power :<br> 125W x 4 Channels at 1kHz at 4 ohm<br> 185W x 4 Channels at 1kHz at 2 ohm<br> 365W x 2 Channels at 1kHz at 4 ohm Bridged (10% THD+N)<br><br> Features:<br> Frequency response: 20 Hz ~ 20 Hz<br> Signal to noise ratio 70 dBA<br> Adjustable bass boost at 45 Hz<br> 5-Band EQ<br> Gain adjustment: 200 mV ~ 6 V<br> Adjustable high-pass and low-pass x-overs: 32 Hz – 320 Hz<br> Power/Ground terminals connector: 4 – 8 AWG<br> Speaker terminal connector: 12 – 16 AWG<br> Fuse size: 25 A x 2
| Brand | Jensen |
|---|---|
| Rms power rating | 90 W |
| Channels | 4 |
| Impedance | 4 ohm |
| Features | Adjustable |
| Peak audio power handling | 740 W |
| Rec. use | Car Audio |
| Size | Compact |
| Color | Black |
| Rec location | Interior, Trunk |
| Audio output | 740 W |
| Total harmonic distortion | 1 % |
| Signal-to-noise ratio | 70 dB |
| Items included | (1) Jensen 4-Channel 740W Class D Amplifier |
| Inputs/Outputs | High level (speaker wire), Low level (RCA), RCA Pass-thru outputs |
| Model | JA4B |
| Compatibility | Apple/Android |
| Vehicle type | Car |
| Vehicle fitment type | Universal |
| Has written warranty | No |
| Has nrtl listing certification | N |
| Assembled product weight | 13 lb |
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