Caston St-H20 30w Wireless Speaker

Audio Power: Ranging from compact models up to 10W-30W high-power speakers.Solar Charging: Many models include built-in solar panels, making them ideal for outdoor use.Connectivity: Bluetooth v5.0, USB flash, TF card, and AUX input.Features: FM Radio, "X Bass" or SAM technology,Hands-free calling.Battery: Rechargeable lithium batteries.Design: Portable, some models offer RGB lighting (e.g., Caston H10).