Poolside Water-Resistant Speaker.

Power/Technology: Rechargeable Lithium-Ion battery: 400 mAh/3.7V; Input: DC 5V; Output: 3W; Frequency 100hz - 20khz; SNR: 80dB; Transmission Range: up to 10m (30 ft); Water-resistant to IPX5 standard* (splashes of water only; DO NOT SUBMERGE). Functions include: speaker, FM radio. Made of ABS Plastic, with Aluminum carabiner attached. Connects to your mobile device using wireless technology, can also connect through 3.5mm audio cable (included). Approx. Playback time: up to 2-4 hours. Device lights up red while charging battery. Light turns off once charge is complete. Includes USB to Micro USB charging cable and 3.5mm audio cable. Must charge prior to first use. Charge time varies by device. Speak hands-free into built-in microphone. Instructions included. FCC approved. WARNING: Item Contains LITHIUM BATTERIES and is restricted to ground shipping only. CANNOT ship via air including to any U.S. address where part of the trip will be via air transport (i.e., Hawaii, Alaska, Puerto Rico). CAN ship to Canada via Ground transport only.