--- product_id: 604717551 title: "Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor" brand: "seventour" price: "¥3877" currency: JPY in_stock: false url: https://www.desertcart.jp/products/604717551-seventour-p48e-dsp-car-audio-equalizer-built-in-amplifier-31 store_origin: JP region: Japan --- # Bluetooth 5.0 4*50W Power 31-Band EQ Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor **Brand:** seventour **Price:** ¥3877 **Availability:** ❌ Out of Stock ## Summary > 🎶 Elevate Your Drive with Unmatched Sound Quality! ## Quick Answers - **What is this?** Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor by seventour - **How much does it cost?** ¥3877 with free shipping - **Is it available?** Currently out of stock - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/604717551-seventour-p48e-dsp-car-audio-equalizer-built-in-amplifier-31) ## Best For - seventour enthusiasts ## Why This Product - Trusted seventour brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Reliable Support:** 6-month replacement guarantee and 1-year repair service. - • **User-Friendly Control:** Choose your tuning method: app, manual, or PC software. - • **Audiophile-Grade Sound:** Experience unparalleled audio clarity with 31-band fine-tuning. - • **Versatile Connectivity:** Connect up to 10 channels for a fully immersive sound experience. - • **Noise Reduction Technology:** Enjoy pure sound with advanced DSP noise reduction. ## Overview The P48E DSP Car Audio Equalizer is a state-of-the-art audio enhancement device featuring a built-in TDA7850 amplifier chip, delivering peak power of 4*50 watts. With a 31-band graphic equalizer, it allows for precise audio adjustments across a wide frequency range. The device supports multiple input and output channels, including Bluetooth connectivity, ensuring compatibility with various audio systems. Designed for both novices and professionals, it offers multiple tuning methods and comes with a robust customer service guarantee. ## Description Buy Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor: Equalizers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - Car Audio Equalizer Built-in Amp: P48E Car Equalizer Built-in TDA7850 Amplifier Chip, Peak Powers: 4*50 Watts, Noise Ratio ≥90dB, THD ≤0.01%, Sampling Rate: 48Khz/24bit.Equalizer comes with amplifier, It can directly amplify enhance and adjust up to 8 speakers of the original car ! - 31-Band Equalizers Control: This car audio equalizer can realize audiophile-grade 31-band EQ fine adjustment by connecting to computer audio tuning software. It can control the Treble/Midrange/Bass/Sub-bass parameters of 20Hz~20000Hz frequency band fine control. In addition preset 6 modes of EQ data can be directly selected. - 4 tuning methods: Seventour P48E Car DSP With 4 tuning modes , APP/manual knob/Controller (optional)/PC software, whether you are a novice or a professional tuner, you will be able to find a suitable tuning mode for you. - 10-channels audio IN/OUT: The P48E car audio DSP supports High Level up to 8 Channels outputs + 4 Channels inputs,Low Level 8-Channels outputs+2 Channels AUX inputs. Adaptable to more types of audio hosts. Compatible with up to 4 x Amplifiers or Powered Subwoofers. - Excellent DSP noise reduction: THis Car DSP Equalizer Can make your car stereo noise drastically reduced. make the sound more pure. It is the quickest device to improve the sound quality of your car stereo. - Built-in Bluetooth/OPT Input/USB: This Car amplifier equalizer has built-in wireless bluetooth 5.0, which can be directly connected with your Smartphone to play Phone's music. In addition,ecualizador car audio with optical input and USB port, multiple expansion ports to meet your multiple needs. - Customer Service Support: We promise to replace the product with a new one if there is any product quality issue within 6 months, and repair the product without any charge within 1 year. Seventour provides professional after-sales support, and we will reply to every customer's email within 12 hours. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CT5MFQWT | | Brand Name | Seventour | | Customer Reviews | 2.8 2.8 out of 5 stars (4) | | Manufacturer | Seventour | | Maximum Output Power | 200 watts | | Maximum Supply Voltage | 14 Volts | | Minimum Supply Voltage | 14 Volts | | Model | P48E | | Mounting Type | Surface Mount | | Number of Channels | 8 | | Output Power | 200 Watts | | Part Number | P48E-1 | | Voltage | 14 Volts | ## Product Details - **Manufacturer:** Seventour - **Maximum Supply Voltage:** 14 Volts - **Minimum Supply Voltage:** 14 Volts - **Mounting Type:** Surface Mount - **Voltage:** 14 Volts ## Images ![Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor - Image 1](https://m.media-amazon.com/images/I/71q1OneDoLL.jpg) ![Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor - Image 2](https://m.media-amazon.com/images/I/7170xnAokvL.jpg) ![Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor - Image 3](https://m.media-amazon.com/images/I/81KdaGdP4bL.jpg) ![Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor - Image 4](https://m.media-amazon.com/images/I/71Ku5njsbfL.jpg) ![Seventour P48E DSP Car Audio Equalizer built-in Amplifier, 31-Band Graphic Equalizers, 8-Channels Output, 4-Channels Input, With APP/PC/Manual Control/Bluetooth/USB/Optical IN,Digital Signal Processor - Image 5](https://m.media-amazon.com/images/I/71tQjq2y3nL.jpg) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/604717551-seventour-p48e-dsp-car-audio-equalizer-built-in-amplifier-31](https://www.desertcart.jp/products/604717551-seventour-p48e-dsp-car-audio-equalizer-built-in-amplifier-31) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-17*