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Small black Bluetooth dongle with 3.5 mm plug and UV finish

MobileSpec

MobileSpec MBS13151 Bluetooth dongle stereo audio adapter 3.5 mm

SKU CH-4V0F-QHXYA

Bluetooth dongle adds wireless stereo audio to any device with a 3.5 mm aux port

  • Wireless audio streaming from any Bluetooth device
  • Scratch-resistant UV finish protects daily wear
  • Universal 3.5 mm plug fits most aux outputs
  • Compact dongle adds Bluetooth to non-wireless gear
  • Model MBS13151 identifies the exact adapter

What this adapter does

The MobileSpec MBS13151 adds Bluetooth wireless audio to any device with a 3.5 mm aux output. It pairs with Bluetooth enabled headphones or speakers for cable-free listening. The compact dongle plugs directly into the audio jack without extra cables. Buyers who need aptX, LDAC or multipoint pairing should look elsewhere.

Sustained connection behaviour

The adapter maintains a standard Bluetooth link for music playback and calls. Range and stability depend on the paired device and local interference. Battery life is governed by the internal cell and cannot be extended. Users who require all-day operation without recharging will find the runtime limited.

3.5 mm aux interface limits

The 3.5 mm plug carries analogue stereo only, so no digital surround formats are transmitted. Volume control and track commands rely on the source device or paired headset. Microphone passthrough works only if the connected headset supports the headset profile. Builders needing optical or USB audio input cannot use this dongle.

How it compares

Measured against everything we stock in Bluetooth Earbuds & Headsets, at today’s prices. Recalculated every night.

Price $14.99
Cheaper than about 72% of the 870 comparable items (median $30.99).

Specifications

Product
Brand nameMobileSpec

Questions about this item

Does the MobileSpec MBS13151 dongle draw enough power to drain a phone battery during all-day playback?

The adapter plugs into a 3.5 mm aux port and has no internal battery, so it draws no power from the connected device during use.

What must my headphones or speaker already have to work with the MobileSpec MBS13151?

Your audio device only needs a standard 3.5 mm aux input; the dongle handles the Bluetooth pairing itself.

Will the MobileSpec MBS13151 work with an older car stereo that only has a 3.5 mm aux socket?

Yes, the 3.5 mm plug connects directly to any aux input, letting the stereo receive Bluetooth audio from a phone or tablet.

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