• Includes the PL-4403 Mini Wireless Sound Kube and the PL-4447 Econo Mobile Charger • Speaker is made from ABS plastic and connects to your mobile device using wireless Wireless technology or with the 3.5mm cable provided. Rechargeable Lithium-ion battery: 3.7V; Capacity: 300 mAh; Input: DC 5V/0.5V; Audio Output/Power: 3W; Driver Unit ?40mm; Frequency response: 40Hz-20KHz; SNR: >90dB; Impedance: 4? ± 5%, distortion 7% max; Speaker 3W x 1, 40mm, Transmission range: 10M (30 feet); Wireless 2.1+EDR • Speaker is CE and FCC approved. • Battery in ABS plastic shell allows you to charge your devices virtually anywhere. Power bank includes standard USB connector cable to charge battery from your computer or any USB port with a power supply. Rechargeable Lithium-ion battery. Input: DC 5V/1000mA; Output: 5V/1000mA; Capacity: 2200mAh • A power bank typically retains 80-90% of its original capacity resulting in an expected lifespan of 400-500 charges and discharges. • Power bank emergency battery is CE, RoHS and FCC approved and is Tested to the International Safety Standard by UL Laboratories • This item can only ship to the contiguous United States via ground