Ottocast Mini Tube: A Seamless Shift to Wireless In-Car Connectivity
Ottocast has introduced the Ottocast Mini Tube, an ultra-compact adapter that enables a wireless connection for vehicles equipped with native wired CarPlay and Android Auto. This new device, available from February 6, 2026, on various e-commerce platforms, is designed to reduce the minor inconveniences of daily driving and upgrade the in-car experience.
Streamlining the Start of Every Drive
The initial moments after starting a car often involve multiple actions: setting a destination, responding to messages, or selecting music. CarPlay and Android Auto are designed to streamline these crucial first seconds by integrating smartphone functionalities with the vehicle’s display. However, the necessity of a wired connection can diminish this convenience.

Common frustrations with wired connections include the hassle of plugging in a cable every time, the need for repeated plugging and unplugging even for short trips, cable clutter, and concerns about cable damage or poor contact. The Mini Tube addresses these issues, offering a more comfortable wireless solution.

Wireless Navigation, Calls, and Music with Mini Tube
The Ottocast Mini Tube transforms wired CarPlay and Android Auto into wireless systems simply by connecting it to the vehicle’s USB port. This allows users to access navigation, make calls, and play music on the in-car display as usual, without the need for cables. Smartphones can remain in a pocket or bag, contributing to a tidier car interior and a smoother start to every journey.

Key Features of the Ottocast Mini Tube
The Mini Tube focuses on enhancing everyday driving by providing a seamless wireless connection. Its main features include:
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Simple First-Time Connection, Automatic Reconnection: The initial setup involves connecting to the car’s USB port, activating Wi-Fi and Bluetooth on the smartphone, pairing with the device name, and allowing Wi-Fi access. After this, the device automatically reconnects upon engine startup if Bluetooth and Wi-Fi are enabled, making it convenient even for short trips.

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Two-Device Memory: The adapter remembers the last two connected devices, prioritizing the most recent one. If the primary connection fails, it attempts to connect to the alternative device within 15-30 seconds. (To switch devices, turn off Wi-Fi/Bluetooth on the currently connected smartphone).
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Vibration-Resistant Design: Engineered to remain stable even during vehicle movement, ensuring consistent performance for daily drives.

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Hands-Free Operation with “Hey Siri”: Users can control navigation, music playback, and calls using voice commands like “Hey Siri,” minimizing driver distraction and eye movement. Hands-free calling is also supported.

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Retains Native Car Controls: The Mini Tube is compatible with existing car control systems, including touchscreens, steering wheel switches, and knob operations, allowing for a natural transition to wireless use without altering familiar habits.

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High Compatibility and Clear Package Contents: The device supports approximately 98% of vehicles with native wired CarPlay/Android Auto. The package includes the main unit, a USB Type-C conversion adapter, and an instruction manual, facilitating easy installation based on the vehicle’s USB port type.

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Ultra-Compact Design: Its compact form factor ensures that it does not obstruct the driver’s area or compromise the car’s interior aesthetics.
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USB-A / USB Type-C Support: Designed for easy integration with various vehicle USB port types. (Use a 5V power supply; do not exceed the rated power).
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OTA Updates and Support System: The device supports Over-The-Air (OTA) updates via a smartphone, and a support system is available for problem reporting and assistance. (During updates, the indicator light blinks red, blue, and green; it turns white upon completion).

Important Pre-Purchase Information
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The Mini Tube is exclusively for vehicles with native wired CarPlay/Android Auto. It is recommended to confirm compatibility using a genuine cable before purchase.
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Supported OS: iOS 10 or later / Android 11 or later.
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The product does not support video playback or screen mirroring (e.g., YouTube video display is not possible), though audio playback is supported.
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For safety, avoid watching videos while driving and do not disassemble or modify the product.
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The device is certified under Japan’s Radio Law, ensuring safe use within the country.
Launch Campaign and Purchase Information
A special launch campaign offers a discount on the Ottocast Mini Tube. The campaign runs from February 6, 2026, to February 28, 2026.
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Product Page: https://www.amazon.co.jp/dp/B0GFWBPSGN
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Regular Price: 9,999 yen
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Price after coupon: 6,999 yen
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Additional 15% OFF: 5,949 yen (actual payment amount)
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Coupon Code:
67AV52I3
How to Use the Discount Code:
- Add the product to your cart.
- Enter the coupon code
67AV52I3on the order confirmation screen. - Confirm that the discount has been applied before finalizing the order.

About OTTOCAST
Ottocast is dedicated to planning, developing, and selling smart in-car devices that aim to make daily driving more comfortable and safer. The company emphasizes practicality, focusing on ease of use, non-interference with driving, and reducing daily stress through continuous product improvement.

Contact Information:
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Email: service@ottocast.com
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Brand Page (Amazon): https://www.amazon.co.jp/ottocast
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X (Twitter): https://x.com/OTTOCAST_AMZ

