- Decent audio with a present bass
- Great battery life
- Customer service
- Potentially poor quality control
The Omaker M4 portable splashproof speaker has a rugged design and is suitable for most trying environments thanks to its IP54 rating.
The Omaker M4 portable speaker has received positive reviews for its battery life, loudness, its decent sound quality and its solid battery life. However, some users thought that the customer service was poor and a few reports suggested that quality control was poor, as their devices stopped working shortly after receiving them. All in all, the Omaker M4 portable speaker is a splashproof portable speaker that is highly functional, with good sound and an ability to play at loud volumes comfortably.