# SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4

SWOFY M4 is a portable music player with 128 GB of listed storage, a 2.4-inch screen, Bluetooth, FM radio, and a built-in speaker. It also lists e-book reading, photo viewing, video playback that requires conversion, an alarm, and a stopwatch, making it suited to offline listening with a few extra functions.

- [Original product page](https://best-deals.pro/product/swofy-m4-128gb-bluetooth-mp3-player)
- [View offer](https://best-deals.pro/visit/swofy-m4-128gb-bluetooth-mp3-player)
- Market: US
- Language: en-US
- Currency: USD
- Brand: SWOFY
- Price: 45.99 USD
- Previous price: 57.69 USD
- Discount: 20%
- Price checked: 2026-11-14T06:19:29.995Z
- Rating: 4.7 / 5
- Reviews: 49

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Bluetooth 5.4 is listed for pairing with wireless headphones or speakers. The listing says it does not support car Bluetooth, PC, or cell phone connections.
- Built-in speaker and 3.5 mm headphone jack provide speaker playback or wired listening. The listing claims wired headphones are included.
- FM radio, e-book reading, photo viewing, video playback with conversion, alarm, and stopwatch are listed alongside music playback.
- The player lists 128 GB of storage and claims support for a 512GB memory card.

## Pros

- The listed 128 GB storage offers room for an offline music library without relying on a streaming connection.
- A built-in speaker, headphone jack, and Bluetooth provide several stated listening options.
- The listed radio and utility functions add uses beyond playing stored music.

## Specifications

### Identity
- Brand: SWOFY
### Display and video
- Screen size: 2.4 inches
- Screen resolution: 240x320
### Connectivity and controls
- Wireless connection listed: Bluetooth
- Bluetooth version: 5.4
- USB port: Typ C, USB2.0
- Headphone jack: 3.5 mm
### Storage and media
- Storage listed: 128 GB
- Expandable storage claim: 512GB memory card
- Supported standards: MP3
- Audio formats: MP3/WAV/APE/WMA/FLAC/AAC-LC
- Video format: AVI
- Recording formats: MP3/WAV
- Lyric format: LRC
### Battery and charging
- Battery: 3.7 V/ 300mAh
- Charging time: 1-3 Hours
### Physical details
- Weight: 2.75oz\(78g\)
- Dimensions: 2x2.8x0.38 inch \(51.5\*71.5\*9.6 mm\)

## Before you buy

- The listing details are inconsistent on supported audio formats: one feature claim names MP3, FLAC, WAV, and AAC, while the specification lists MP3/WAV/APE/WMA/FLAC/AAC-LC. It also gives storage expansion as a 512GB memory card without clarifying card type, and describes the screen as full touchscreen in one claim while the resolution is only stated in the specification. Confirm the exact selected listing and compatibility needs before buying. Video playback requires conversion. The listing excludes car Bluetooth, PC, and cell phone connections.

## A good fit for

- Listeners wanting a dedicated offline music player with substantial listed onboard storage.
- Buyers who want FM radio, speaker playback, or a headphone jack in a compact player.
- People who may use the listed e-book, photo, alarm, or stopwatch functions in addition to music.

## Less suited to

- Buyers who need Bluetooth pairing with a car, PC, or cell phone, which the listing says is unsupported.
- Shoppers who need video playback without first converting files.
- Anyone who needs confirmed audio-format or memory-card compatibility before purchase.

## Customer feedback

The supplied evidence contains aggregate ratings but no customer-comment summary, so it does not establish specific praised features or complaints. The rating distribution leans toward higher star categories, with some three-star ratings, but it cannot show why customers rated the player that way or whether its storage, connectivity, and listed functions meet a particular buyer's needs.

## Frequently asked questions

### How much storage does the SWOFY M4 list?
The product details list 128 GB of storage. The listing also claims support for a 512GB memory card, but does not specify the card type.
### Can it connect to a car or phone over Bluetooth?
The listing says Bluetooth pairing is for wireless headphones or speakers and does not support car Bluetooth, PC, or cell phone connections.
### Can it play video files directly?
Video playback is listed, and the product description says video conversion is required. The specification lists AVI as the video format.
### What listening options are listed?
The listing describes a built-in speaker, a 3.5 mm headphone jack, Bluetooth, and included wired headphones. It does not establish which wireless devices are compatible.

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## Images

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 1](https://best-deals.pro/i/LFjSSrlcwtEGSYIx1kSuUhWdeHI8ljdrmBQu6Nco7CEkwmwYgrB5zPU4Oo7VYf-OM4TRl2MyhpRewmzx472UCD6oZzAy_gQYbt1dr2Rbmx9FRNwXW2h9uyl2.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 2](https://best-deals.pro/i/m6JKy4xbI8-V6wQPuafgHEt0Q9cW8JxC0h2oG-Ya19z_3AWXy7wU3GjYj65W6ni5_a_4E6yWv2DaiDJDKWVP3tpHEJxLNlXvR4rfsxZbF60ZUAzQK4JGZqWv.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 3](https://best-deals.pro/i/uPjqwyFZg2PQxjv6MRLU0Gmyt5tHhTWZSBfJsTnskIMlXiKqBTk3XmXYwI9qc1pW1Ej2RqREorKnVc8-b_cTpvU0nAozwTxi3wv--goexh2SAAQjGuUbeMxn.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 4](https://best-deals.pro/i/0KX2s4AXqESshYLSIJacNN1vwgQkZcwqDu50BygBq19gI9VolHbHcHyeFAmsMMb5FTr0ZBG31woyToi2g_SdEqHz4EA_y6U24UMeLpfkdF-hBUaO_LemnyN6.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 5](https://best-deals.pro/i/5v64LoKaTIuNI0A3RqhwonC6tEn3HgtO5tAkqBKpY5-1rOxDCxRLo2dZDEW2OZ0pfocGJUhKyHAb5F4R06vdgWCF0KxJbYVRlIMFwyS0eX8eASn_fzpft5By.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 6](https://best-deals.pro/i/GRr64vapiA4OXLclR9RdQ9L7F9C_XM3_EhXs3nMLfah8uAl1IZYdMKL1jKxle6fQqq1m0cRn-2Dy3-WypWw0aT0WxUSTvM7LS3wvwop11ax3BpjXCahLOeDZ.jpg)

![SWOFY M4 MP3 Player, 128 GB, 2.4-inch, Bluetooth 5.4 — 7](https://best-deals.pro/i/qlc-giQ0Z0JHWjr4eaI_Z8jsl-4depxIgq9w7jf08yVpqrpNXoN4QqwDt5B4u71NcrOPv-UBYxSdJK8G4WZPo2PPPPFPh8QPX_4_4n58ZitygFL7x1MMdVUF.jpg)