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12-Channel EV-Series Hi-Res Audio Processor Amplifier

Introducing PXE-X121-12EV, an exemplar of car audio excellence, proudly belonging to our revered Digital Precision Series and tailored exclusively for Tesla owners. The cutting-edge EV-Series is the most complete audio solution for Tesla vehicles in the market, delivering powerful and precise sound that harmonises with your music, enriching every note and beat. Additionally, you can explore our range of system configurations available in three distinct tiers, allowing you to build a system that best resonates with your auditory desires.

Beneath its ultra-stylish and compact chassis is state-of-the-art DSP technology with an all-digital architecture that effortlessly powers up to 850Watts into 12-channels of pure audio all-while minimising power consumption. Moreover, PXE-X121-12EV boasts a robust construction that guarantees unparalleled durability and longevity. Its premium materials and superior build make it the preferred choice for those who demand nothing but the best from their car audio systems.

Thoughtfully designed to suit your Tesla’s contemporary interior, the PXE-X121-12EV showcases the signature sleek and premium design of the DP-Series. Its unobtrusive presence seamlessly merges with your car’s aesthetics, enhancing the overall ambiance while delivering extraordinary audio performance. Say farewell to cluttered installations and welcome a seamless, integrated audio upgrade that elevates your driving experience.

Installing PXE-X121-12EV is a breeze. Using a vehicle specific connection harness (sold separately), you can enjoy a hassle-free installation process into your Tesla, without the need of vehicle modification, cutting of wires, or soldering. Also, due to the versatility of the PXE-X121-12EV, it can also be installed into virtually any vehicle to take advantage of its vast audio processing and amplification capabilities. Whether you’re a car audio enthusiast or someone seeking to upgrade their driving pleasure, EV-Series is the ultimate choice for those who demand unmatched performance and premium quality.

Elevate your Tesla to unprecedented sonic heights with the Alpine EV-Series today and immerse yourself in the ultimate auditory adventure.



Tuning Software

  • Sound Tuning with PC App Control
  • Sound Tuning with iPhone App (must be iPhone 10 or newer)
  • Matrix input summing


  • 12 Ch Hi-Level / 2-Ch RCA Input / 2-Ch RCA Preout
  • HD Bluetooth / Optical / Coaxial, USB


  • 10 Ch Hi-Level / 2 Ch RCA

Output Signal Gain

  • Range: Silent, -60dB~+6dB

Output Signal Equaliser

  • Type: Parametric equalisation, Graphic equalisation
  • Frequency: 20Hz~40kHz, resolution 1Hz
  • Q value (slope or gradient): 0.404~28.852
  • Gain: -12.0dB~+12.0dB, resolution 0.1dB~0.5dB~1.0dB

Output Signal Frequency Divider

  • Multi-Order High Pass and Low Pass Filters per Output Channel
  • Filter type: Link-Ril, Butter-W, Bessel
  • Crossover point: 20Hz~40kHz resolution 1Hz
  • Filter slope (slope): -6dB/Oct~-48dB/Oct

Output Phase

  • Normal phase or reverse phase (0-360deg)

Output Delay

  • 0.000~20.000ms, 0~692cm, 0~273 inch


Dynamic Range
Signal-to-Noise Ratio (RCA)
Noise Floor
High level CH1~CH6: 95uVrms
CH7-CH10: 48uVrms
CH11-CH12: 135uVrms
RCA: 5.8uVrms
Channel Separation
Total Harmonic Distortion
Input Voltage
High level: 30Vpp
RCA: 6.5Vpp
Output Voltage
High level: CH1~CH6: 40Vpp, CH7~CH10: 28Vpp,CH11~CH12: 58Vpp:
RCA: 6.5Vpp
Rated Power
CH1~CH6: 50W, CH7~CH10: 25W, CH11~CH12: 100W (4Ω, 14.4V, 1kHz, 10%THD)
Connection CH11~CH12: 1CH×200W(2Ω, 14.4V, 1kHz, 10%THD)
850W RMS Total Power
Maximum Power
CH1~CH6: 100W,CH7~CH10: 50W, CH11~CH12: 200W (4Ω, 14.4V, 1kHz, 10%THD) Connection CH11~CH12: 1CH×400W (2Ω, 14.4V, 1kHz, 10%THD)
I/O Sensitivity (RCA)
1:1 (without power amplification)
Frequency response
System Sampling Rate
Input Resistance
High level: 18Ω
RCA: 15kΩ
Output Resistance
Operating Voltage
Quiescent Current
≤3mA (while off)
Standby Power Consumption
REM Start Input
High level (H1-/H1+), ACC optional
REM Start Output
12V (0.2A)
Boot Time
Use Ambient Temperature
Storage Temperature
263mm x 262mm x 58mm