{"product_id":"dayton-audio-dsp-bt4-0-bluetooth-usb-interface-for-dsp-408-wireless","title":"Dayton Audio DSP-BT4.0 Bluetooth USB Interface for DSP-408 - Wireless","description":"\u003cp\u003eOur review of the Dayton Audio DSP-BT4.0 focuses on a small, practical add-on for owners of the DSP-408 who want wireless streaming and mobile-based control. At its core this dongle adds aptX Bluetooth streaming to the DSP-408 and enables the DSP-408 Android app to adjust settings without a laptop. For users who already have the DSP-408 and want a tidy way to stream audio and tweak DSP settings from a phone, the DSP-BT4.0 is the simplest path to wireless convenience.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eaptX Bluetooth streaming:\u003c\/strong\u003e Provides higher-quality Bluetooth audio to the DSP-408 compared with standard SBC, helping preserve detail when streaming from compatible devices.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless Android app control:\u003c\/strong\u003e Lets users make real-time adjustments to filters and levels from an Android device without needing to connect a laptop.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB interface:\u003c\/strong\u003e Plugs directly into the DSP-408 USB port for a compact installation that keeps the signal chain simple and tidy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple setup:\u003c\/strong\u003e Designed to pair quickly with mobile devices and connect to the DSP-408, reducing the time spent on configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAccessory-focused design:\u003c\/strong\u003e Built specifically as an add-on for the DSP-408, ensuring physical and functional compatibility with the processor.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe DSP-BT4.0 is aimed at DSP-408 owners who want to stream music from phones and tablets and who value the convenience of adjusting DSP settings without a computer. Installers and hobbyists who frequently tweak crossovers and EQ on site will appreciate the Android app control paired with Bluetooth playback.\u003c\/p\u003e\n\u003cp\u003eIt is not intended as a standalone DAC or a long-range Bluetooth transmitter; buyers who need extended wireless range, universal platform control beyond Android, or a full-featured audio interface may want to consider alternative networked audio solutions instead.\u003c\/p\u003e\n\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCompact USB form factor integrates cleanly with the DSP-408 and keeps installation minimal.\u003c\/li\u003e\n\u003cli\u003eaptX support gives improved Bluetooth fidelity for compatible source devices.\u003c\/li\u003e\n\u003cli\u003eEnables mobile control via the DSP-408 Android app, speeding setup and adjustments at the listening position.\u003c\/li\u003e\n\u003cli\u003eEasy to use for those already familiar with the DSP-408 workflow.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBluetooth connectivity range can be limited, with mixed reports of signal drop or short reach in some environments.\u003c\/li\u003e\n\u003cli\u003eFunctionality is tied to the DSP-408 and Android app, so iOS users and non-DSP-408 systems get little benefit.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct\u003c\/td\u003e\n\u003ctd\u003eBluetooth USB interface for DSP-408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBluetooth Codec\u003c\/td\u003e\n\u003ctd\u003eaptX (for higher-quality streaming)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl\u003c\/td\u003e\n\u003ctd\u003eWireless control via DSP-408 Android app\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003eUSB plug-in to DSP-408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eIntended use\u003c\/td\u003e\n\u003ctd\u003eStreaming and remote control for Dayton Audio DSP-408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003eDesigned specifically for the DSP-408\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe DSP-BT4.0 is a focused, cost-effective accessory for anyone who already owns a DSP-408 and wants simple Bluetooth streaming plus the convenience of Android-based control. It delivers clear value when range and cross-platform support are not critical, and it keeps the setup minimal while improving day-to-day usability of the DSP-408.\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this dongle enable wireless control of the DSP-408?\u003c\/strong\u003e\u003cbr\u003eYes. The DSP-BT4.0 allows the DSP-408 to be controlled wirelessly from an Android device using the DSP-408 app.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat Bluetooth codec does it use?\u003c\/strong\u003e\u003cbr\u003eThe interface supports aptX for improved Bluetooth audio quality from compatible source devices.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it work with iOS or other processors?\u003c\/strong\u003e\u003cbr\u003eThe accessory is designed specifically for the DSP-408 and the wireless control feature targets Android; iOS support is not part of the described feature set.\u003c\/p\u003e","brand":"Dayton Audio","offers":[{"title":"Default Title","offer_id":48262537117915,"sku":"B07FNC6L34","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/61jrNMcLICL._AC_SL1500.jpg?v=1776383965","url":"https:\/\/gearmusthave.com\/products\/dayton-audio-dsp-bt4-0-bluetooth-usb-interface-for-dsp-408-wireless","provider":"GearMustHave","version":"1.0","type":"link"}