MDBT50-256R MODULE BLUETOOTH BT5.1 & BT5 NRF52820 CHIP ANTENNA The MDBT50-256R is a high-quality product offering MODULE BLUETOOTH BT5.1 & BT5 NRF52820 CHIP ANTENNA. With a shrink ratio of N/A and -40°C~+105°C operating temperature, it provides reliability in various applications.