produce title: JQ6500 Voice Module Support all the bit rate 11172-3 and ISO13813-3 layer3 audio decoding Sampling rate support (KHZ) : 8/11.025/12/16/22.05/24/32/44.1/48 Support Normal.Jazz.Classic.Pop.Rock sound effect 16M device, UART interface, standard serial, TTL level, baud rate can be set produce features: Inpute voltage : 3.2v-5v, best is 4.2v Rated current : 20mA Working temperature : -40~70° Humidity : 5%~95%