Based on this product's specifications, here are some alternatives and similar models
Mono portable speaker Ultron 461887 — White, 3 W RMS, wireless, 420 mAh battery
Summary description:
Ultron 461887 is a mono portable party speaker with 3 W RMS output and wireless connectivity for smartphones and tablets. It features a built-in 420 mAh battery offering up to 8 hours of playback, compact lightweight design (0.087 kg) and white finish. Suited for casual listening, small gatherings and mobile use.