The mobile payment startup box payment in Shenzhen has recently released new products, the world's first audio-powered mobile phone POS machine, with the same asymmetric RSA1024 bit encryption algorithm. It just has no battery, it is more environmentally friendly, and the user has saved the trouble of charging.
No power supply, audio interface power supply
In line with UnionPay specifications
Designed for iOS
Bamboo Tube,Large Bamboo Tubes,Bamboo Tubes For Wind Chimes,Large Diameter Bamboo Tubes
Nanchang Sou Bamboo Network Technology Co., Ltd. , https://www.168bamboo.com