NOVASONIC-Wireless hands-free calls

100% New product.and 4 different colours to choose from：Black，Pink，Red，Blue. Speaker function parameters 1.Output power RMS 3W THD=10% 2.Frequency response：150-1800Hz 3.FM radio frequency range 87.05-108Mhz 4.SNR 90DB 5.Speaker 1.58 inches 6.TF card reader 7.Line in function 8.Wireless connection distance 25M with the hands-free function 9.Power Input 5V/1000mA