JOYN DSP Amplifier for Suzuki OEM Navigation Improved Sound Quality with OEM Class 48W X 4 RCA X 6 Channels X 2 and Time Systems, 20-Pin Coupler-On,

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High-Performance DSP Amplifier with Easy Installation – Model: JDA-C7 (C7-SZ1)

🔊 Upgrade Your Factory Audio System

Enjoy powerful, high-quality sound while retaining your original car navigation and audio system.

No wiring modifications needed — simply connect using the included harness.

🎛️ Built-in DSP with Full Tuning Capability

Equipped with advanced audio tuning features:

31-band Equalizer (GEQ/PEQ)

High-pass/low-pass crossover (Butterworth/Bessel/Linkwitz, 6–48dB/octave)

Time alignment (0–692cm / 0–20ms, 0.72cm/step)

Phase control (0°/180°)

6 preset memory files

Tuning via dedicated smartphone app.

📱 Bluetooth Functionality

Bluetooth 5.0 with SBC/AAC codecs.

Supports A2DP / AVRCP.

Can be used as a standalone Bluetooth head unit.

📦 Compact Design & Easy Installation

Plug-and-play with factory harness (Coupler-On)

Slim body (170×100×33mm, 1.1kg) fits under seats or in tight spaces.

Harness length: 1.8m

⚙️ Stable Operation Designed for JDA-C7 Platform

Voltage fluctuation protection tailored to each vehicle model

Compatible with vehicles using 12V DC systems (9–16V), Negative Earth

Built-in 15A fuse and external amp remote output (12V/0.2A)

🎶 Amplifier & Processor Specs

Amplifier Type: Class AB

Max Output: 48W × 4ch

Rated Output: 28W × 4ch

Frequency Response: 20Hz–20kHz (+0/–1dB)

S/N Ratio: 108dB

THD: 0.01%

Impedance: 4–8Ω

Inputs/Outputs:

High-level input: 4ch

Speaker output: 4ch

RCA output: 6ch (incl. 2ch subwoofer, 5V)

DSP Processing:

Sample rate: 96kHz / 24bit

EQ range: 20Hz–20kHz / ±20dB, Q: 0.4–128

Speaker level: 0 to –60dB (Main / FL / FR / RL / RR / Center / Sub)

🚗 Vehicle Compatibility [C7-SZ1] Compatible with a wide range of Suzuki models with original navigation/audio systems. Examples include: Kei / Kei Works (2001–2009) MR Wagon / MR Wagon Wit (2001–2016) SX4 / SX4 S-Cross (2006–2020) Alto / Alto Works / Alto Eco (2004–2021) Ignis (2016–2024) Escudo / Grand Escudo (2002–2024) Every Wagon (1999–2022) Aerio Sedan/5-door (2001–2007) Carry (2005–) XBEE / Swift / Swift Sport / Jimny / Jimny Sierra Spacia / Cervo / Solio / Hustler / Baleno / Palette / Alto Lapin / Wagon R Series

📌 For Reiwa era models or vehicles with display audio, use model: C7-SZ2 (24-pin type) instead.

🔍 For full compatibility details, please refer to the official compatibility chart on the manufacturer’s website.