Coleman CBT50-BL Aktiv Sounds CBT50 Dual-5-Watt Waterproof Speaker

• Bluetooth(R) 5.1 connectivity streams music up to 33 ft. away; aux input for additional music sources;• Built-in microphone for hands-free speakerphone use with all Bluetooth(R)-enabled smartphones;• Frequency response: 40 Hz to 20 kHz;• Dual 5 watt drivers provide a robust, enhanced, and crystal clear listening experience;• Waterproof (IPX67), all-terrain design is rugged and durable for life outdoors;• Built-in, rechargeable Li-Ion battery with up to 7 hours of music playback time;• Includes carabiner clip, USB cable, instruction manual, and warranty card;• Blue;