Tangshan HongJia Electronic Technology Co., Ltd. has developed a ultra-small, ultra-low power Bluetooth 5.1 SIP module with Dialog’s SmartBond DA14531 TINY, the world’s smallest and most power-efficient Bluetooth 5.1 SoC. The HJ-131IMH with built-in high-performance antenna comes in the size of 4 x 4 x 1.3mm in a LGA17 package, making it ideal for wearables and medical devices that require ultra-small footprint.