GPX ML551B (4 GB) MP3 Player


What does the 42% ReviewGist Score mean?

GPX ML551B is a not recommended buy as per the ReviewGist score of 42%. This is because even though the GPX ML551B has garnered positive reviews from most reviewers, it might not come with the latest specifications as it is a relatively very old model.

  • Positive ratings from over 1 review sources with an average rating of 3.0 stars. Top review sources include stars).
  • Released 3 years 4 months ago (Jul 2011) which makes it one of the very old mp3 players in the market.


Key Features
Expansion Slots Internal Flash Drive
Family Line GPX
Main Storage Type Micro SD Card
Number of Songs 1000.0
Storage Capacity 4.0 GB
Use Music
Audio Capabilities
Audio Format MP3, WMA
Frequency Response 20Hz~20KHz
Video Capabilities
Video Format AVM
On Screen Display Battery Level, ID3 Tag Info, Play Mode, Elapsed Time, Playlist / Table of Contents
Screen Size 1.8 inch
Interface USB 2.0 Mini
Outputs Headphone Jack
Other Features
Additional Features Voice Recorder, Video Player, Digital video player, Volume control, Photos
Power Supply
Battery Life 6.0 Hours
Battery Type Built-in rechargeable lithium polymer battery
Power Source Internal Battery, Rechargeable via USB cable
Depth 0.6 in.
Height 2.0 in.
Weight 5.76 oz.
Width 1.8 in.
Weight and Size Midsize
Warranty 90 Days
Available Colors Black
Product ID 111962490
UPC 47323551116
ReviewGist ID 67293,111962490

Manufacturer Description

At GPX we have built a solid reputation with excellent product quality, reliability and affordability.
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