ES-T61 Solar Wireless Speaker Portable Outdoor Bluetooth Audio Device

Connectivity: Bluetooth V5.0 with a range up to 12 metersOutput Power: 2 × 5WFrequency Response: 130Hz - 18kHzBattery & Playback: Rechargeable lithium-ion battery with nearly 50 hours of continuous playback time (depending on volume and usage)Solar Charging: 5V / 220mA panel specsPower Input/Output: DC 5V/1A charging and power bank output