JL Audio VX600/2i VXi Series 2-Channel 300W RMS x 2 at 2 Ohm, Class-D Full Range Car Amplifier with NexD2 Switching Technology and Built-In Digital Signal Processing Output
We are a JL Audio authorized dealer so you get up-to-date, fully warrantied products. Shipping is free to the lower 48 states on everything you order!
What's Inside?
- • 2-Channel amplifier
- • Power connector
- • 14" Analog Input harness (15-pin D-Sub/4 RCA)
- • 18" Speaker output harness
- • 6' USB cable (Type A USB on one end and Type B USB on other end)
- • (4) Corner caps
- • Corner cap tool
- • (2) Silver thumbscrews
- • (2) Black hex cap machine screws
- • 2.5 mm Allen wrench
- • 3 mm Allen wrench
- • JL Audio logo badge
- • Connection Guide
- • Registration card
- • Owner's Manual
Why Choose JL Audio VX600/2i 2-Channel Amplifier?
Digital Sound Revolution!
Experience top-tier fidelity and ultra-low distortion powered by our ADVANCED CLASS-D AMPLIFIER DESIGN, featuring innovative high-speed switching that perfectly synchronizes power and output channels, while the comprehensive ONBOARD TUNING POWER gives you a complete package of DSP functions—including equalization, delay, and mixing—all adjusted seamlessly and precisely through JL Audio's free TüN® Software, eliminating the need for any physical knobs and switches!
Uninterrupted and Noise-Free Audio
Enjoy a perfectly clean audio signal because the versatile design can ELIMINATE AUDIBLE NOISES by accepting speaker-level signals without needing a line-output converter and offering exceptional noise rejection to prevent alternator whine; meanwhile, our ADVANCED ROLLBACK PROTECTION ensures the music never stops by monitoring thermal conditions and automatically adjusting amplifier operation to prevent shutdowns, all while giving you full control to custom-tune routing, EQ, and output levels through the FULLY CONFIGURABLE OUTPUT CHANNEL via the intuitive TüN® software interface!
Digital Power and Pure Sound
Unlock audio perfection with NexD2 SWITCHING TECHNOLOGY for significantly enhanced fidelity and efficiency, all controlled seamlessly via the proprietary JLid™ PROTOCOL COMMAND. Enjoy sound optimized by powerful DSP INSIDE and keep it crystal-clear with DIFFERENTIAL-BALANCED INPUTS that actively combat cable noise.
Frequently Asked Questions (FAQ)
- • Why won't my laptop connect to the VX600/2i when I plug in the USB cable to tune the DSP?
This is usually a USB handshake or driver conflict. Disconnect the USB cable, close the TüN® software, and restart your computer. Always use the premium factory-included JL Audio USB cable directly into your laptop, avoiding cheap extension cords or hubs.
- • I hooked up my left and right component speakers, but there is absolutely no sound output. Why?
Because VXi amplifiers are entirely software-driven, audio routing is not automatic. You must open the TüN® software, navigate to the "Input MUX" tab, and explicitly route your physical inputs to Channels 1 and 2 using the digital grid matrix.
- • Why do I hear a faint, constant "hissing" sound from my tweeters even when the radio is paused?
This is digital noise floor hiss from poor gain staging. It usually happens when the physical input sensitivity (gain) is turned up too high in the TüN® software. Lower the digital gains and rely on a cleaner, higher pre-out voltage from your head unit instead.
- • What does it mean when the amplifier's status indicator ring starts flashing red?
Flashing red indicates thermal protection due to overheating. This frequently occurs when the compact chassis is hidden under a seat choked by thick carpet or mounted upside down. Ensure it has 1 to 2 inches of open air space for proper cooling.
- • Can I use a regular telephone wire to run my DRC-205 remote volume controller?
No. DRC remotes rely on a proprietary digital protocol. Standard telephone cords or generic RJ11 data lines cross the internal pins incorrectly, completely disabling the volume tracking and the LED status ring. Always use the authentic JL Audio data cable.
- • Can I bridge the VX600/2i to power a high-output subwoofer?
Yes. You can bridge Channels 1+2 via the TüN® software to output a powerful 600W x 1 channel. However, the speaker load must be a minimum of 4 ohms when bridged. Wiring a 2-ohm subwoofer to a bridged configuration will trip the over-current protection.
- • Why does my amplifier reboot every single time my car engine restarts at a stoplight (Auto Stop-Start)?
Starter motors draw massive current, causing the vehicle's line voltage to sag below 10V during cranking. The sensitive digital processor inside the VXi shuts down instantly to prevent data corruption. A new car battery or an inline voltage stabilizer fixes this.
- • Is the VX600/2i safe to install in an open-cockpit boat or an off-road vehicle?
No. The VXi series is engineered strictly for dry automotive cabins and is **not water-resistant**. It lacks the specialized powder coating and gasketed port seals found on JL's marine equipment. Mount it only in a fully protected, moisture-free area.
- Number of Channels : 2
- Frequency Response : 12-24000 Hz
- Built In Crossovers : Yes
- RMS Power Output : 2x300 Watts
- Amplifier Class : D
- Fuse Rating : 50 A
- Built In DSP : Yes
Features:
- Noise-Free Signal: Differential-balanced inputs eliminate noise from your vehicle's electrical system, including alternator whine and other unwanted sounds.
- Versatile Inputs: Preamp and speaker-level inputs (speaker wire to RCA adapter required for speaker-level input) allow flexible connectivity.
- High-Level Input Capacity: Handles up to 16 volts RMS (about 60 watts) for robust signal handling.
- Smart Auto Turn-On: DC offset or signal sensing eliminates the need for a remote lead.
- Digital Connectivity: 2-channel digital input and output (S/PDIF: up to 24-bit 192 kHz in, 24-bit 96 kHz out).
- Analog Output: 2-channel analog preamp output (4V RMS).
- JLid™ Expansion: Connections available for optional Network Hub, Bluetooth Communicator, and Digital Remote Control.
- USB Control: USB connection for devices running the TüN® app (6-foot cable included).
- Onboard Tuning Power: Full suite of DSP tools including equalization, delay, crossover routing, mixing, and more for precise audio customization.
- Advanced Class-D Amplifier Design: High-speed switching synchronizes power supply and output stages for exceptional fidelity with ultra-low noise and distortion.
- No Knobs or Switches: Entire setup and tuning is performed via TüN® software on computers or most handheld devices.
- Eliminate Audible Noises: Accepts speaker-level signals without a LOC and provides superior noise rejection.
- Advanced Rollback Protection: Proprietary thermal-monitoring system adjusts operation to prevent shutdowns and ensure continuous playback.
- Fully Configurable Output Channels: TüN® software allows complete control over signal routing, EQ, output levels, and DRC functionality.
- Hardware Note: Wiring, fuse, and other hardware are not included.
- Recommended Power Setup: 4-gauge power and ground leads with a 50-amp fuse recommended.
Digital Signal Processing:
- High-Resolution Audio Processing: 24-bit / 96 kHz digital audio processing
- Smart App-Based Tuning: DSP adjustments and settings via JL Audio’s TüN™ app (PC & Mac) using USB or Bluetooth with optional BTC module
- Multi-Level Tuning Control: Three project tuning levels: Basic, Advanced, and Expert
- Flexible Signal Management: Input routing and signal mixing
- Clean, Clipping-Free Setup: Adjustable gain controls with clip indication
- Fully Custom Crossovers: Adjustable high-pass, low-pass, and band-pass filters
- Precision Filter Slopes: Selectable slopes: 6, 12, 18, 24, 30, 36, 42, or 48 dB/octave
- Advanced Equalization: 10-band EQ with graphic control in Basic mode and parametric control in Advanced and Expert modes
- Total Phase Control: Phase and polarity adjustment
- Pinpoint Time Alignment: Time alignment adjustable in 0.01 ms (1/8") increments
TUN Desktop App:
Specifications:
- RMS Power Output (Watts x Channels): 180 x 2
- Peak Power Output (Watts x Channels): N/A
- Power at 2 Ohms (Watts x Channels): 300 x 2
- Power at 1 Ohm (Watts x Channels): ---
- Bridged Power (Watts x Channels): 600 x 1
- Minimum Impedance Bridged: 4
- Minimum Impedance Unbridged: 2
- Best Frequency Response: 12–24 kHz
- THD at Rated RMS Power: 1%
- Signal to Noise Ratio: 76 dB
- Input Voltage: 14.4 V
- Amplifier Class: D
- Built-in DSP: Yes
- Remote Control: Via Tun software
- Low-Pass Crossover Frequency: Via Tun software
- Low-Pass Slope (dB/octave): Via Tun software
- High-Pass Crossover Frequency: Via Tun software
- High-Pass Slope (dB/octave): Via Tun software
- Bass Boost: No
- Bass Boost Frequency: N/A
- Fan Cooled: No
- Fuse Rating: 50
- Speaker Level Inputs: Yes
- Preamp Outputs: 2
- Width (inches): 9-13/16
- Height (inches): 2-1/8
- Depth (inches): 6-3/4
- UPC: 699440986342
- Weight: 5
- Authorized Internet Dealer
Warranty: 2 Year(s) Warranty.
This item is accompanied by a manufacturer's warranty. If it is found to be defective, it may be returned to OnlineCarstereo.com for repair within 1 year from the original date of purchase with proper return authorization.
Do you own this product?
Write a review!
-
10/10 quality
10/10 sound
10/10 materials
10/10 delivery
10/10 fast delivery
-
The DSP was the main reason why I decided to buy the amp. Really handy feature, and made the sound really much better. Design wise, it's probably one of the best looking amps I've ever owned and tried.
