--- product_id: 510165143 title: "TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay" brand: "timpano" price: "¥21704" currency: JPY in_stock: true category: "Timpano" url: https://www.desertcart.jp/products/510165143-tpt-sp4bt-bluetooth-dsp-4-output-channel-full-digital-signal store_origin: JP region: Japan --- # Bluetooth wireless control Built-in voltmeter monitoring 4 output DSP channels TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay **Brand:** timpano **Price:** ¥21704 **Availability:** ✅ In Stock ## Summary > 🎵 Elevate your ride’s sound game with wireless precision and pro-level control! ## Quick Answers - **What is this?** TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay by timpano - **How much does it cost?** ¥21704 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/510165143-tpt-sp4bt-bluetooth-dsp-4-output-channel-full-digital-signal) ## Best For - timpano enthusiasts ## Why This Product - Trusted timpano brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Remote Startup Sequencer:** Automate power-up and shutdown of up to three connected devices, ensuring your system is always ready when you are. - • **Seamless Bluetooth DSP Control:** Optimize your car audio system directly from your phone or tablet with intuitive wireless connectivity. - • **Comprehensive Audio Tuning Suite:** Fine-tune phase inversion, limiters, input/output routing, and more with real-time adjustments via the dedicated app. - • **4-Channel Full Digital Signal Processing:** Experience precise equalization, crossover, and gain control across four independent outputs for crystal-clear sound. - • **Integrated Battery Voltmeter & Signal Tools:** Monitor your car battery health and generate test tones like pink noise and frequency sweeps for perfect calibration. ## Overview The Timpano TPT-SP4BT is a compact, Bluetooth-enabled 4-output channel digital signal processor designed for car audio enthusiasts seeking advanced sound customization. Compatible with both aftermarket and factory radios, it offers real-time tuning via Android/iOS apps, remote device sequencing, and built-in battery voltage monitoring, making it a powerful tool for achieving premium in-car audio performance. ## Description Buy Timpano TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay: Equalizers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - The compact TPT-SP4BT is signal processor ( DSP ) controlled by bluetooth connection direct from your phone or tablet. This powerful tool allows users to optimize the performance of their custom sound system, regardless of whether they are using a aftermarket unit or factory radio. - The processor’s information can be viewed and configured remotely using smartphones with Android or iOS systems. In your device’s app store (Play store) Or (Apple Store), search for our TIMPANO TPT-SP4BT app. - Its exclusive sequencer feature (SEQUENCER) makes it possible to configure the programmed startup and shutdown of up to three products from the remote startup connections (S1, S2, and S3). - ts digital signal processor allows real-time modification of equalization, crossover filters, alignment, gain control, phase inversion, limiter, input/output routing, and features such as: Battery Voltmeter, Frequency Generator, Frequency Sweep and Pink Noise. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0BT68NQ87 | | Best Sellers Rank | #11,779 in Electronics ( See Top 100 in Electronics ) #10 in Car Amplifier Equalizers | | Color | Black | | Customer Reviews | 4.6 4.6 out of 5 stars (171) | | Date First Available | January 26, 2023 | | Item Weight | 6.4 ounces | | Item model number | TPT-SP4BT | | Manufacturer | Timpano | | Other display features | Wireless | | Product Dimensions | 3.15 x 2.36 x 0.5 inches | | Whats in the box | Timpano TPT-SP4BT Bluetooth Car Audio Signal Processor | ## Product Details - **Item dimensions L x W x H:** 3.15 x 2.36 x 0.5 inches - **Manufacturer:** Timpano - **Maximum Supply Voltage:** 15 Volts (DC) - **Minimum Supply Voltage:** 10 Volts (DC) - **Voltage:** 15 Volts (DC) ## Images ![TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay - Image 1](https://m.media-amazon.com/images/I/61se0lD6NQL.jpg) ## Questions & Answers **Q: Are the settings saved while disconnected from the battery for an extended time, like months?** A: The settings are retained forever, even if power is disconnected. ## Frequently Bought Together - Timpano TPT-SP4BT Bluetooth DSP 4 Output Channel- Full Digital Signal DSP Car Audio Processor - Built-in Voltmeter and Remote Relay - RECOIL RCI23 100% Oxygen Free Copper 3ft 2-Channel RCA Audio Cable, Twisted Pair with Noise Reduction - Timpano TPT-1000.4 Compact 4 Channel Car Audio Amplifier – 4 x 260 Watts at 2 Ohms – High Power Stereo 12 Volts Full Range Class D Amp Bridgeable --- ## 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/510165143-tpt-sp4bt-bluetooth-dsp-4-output-channel-full-digital-signal](https://www.desertcart.jp/products/510165143-tpt-sp4bt-bluetooth-dsp-4-output-channel-full-digital-signal) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-07-11*