Product Overview:  AB-01 is a general-purpose Bluetooth module designed by Ensign Technology for the Internet of Things. widely. It can be used for other smart appliances such as smart lights, smart sockets, smart air conditioners. The core of this module is Loda AB1611 chip, which has the characteristics of abundant peripherals and low power consumption. The processor has a 32-Bit Andes architecture, and the clock frequency can be adjusted from 16MHz to 72MHz. Built-in 512Kbyte programmable Flash, 64Kbyte SRAM. A 16-bit 16kHz ADC can be used for audio data acquisition. The AB-01 module complies with BT 5.0 and SIG Mesh specifications. It can form a Mesh network directly through a smartphone, and can also be connected to smart speakers such as Tmall Genie and Xiao Ai. It is suitable for a variety of smart home application scenarios.      Features:  32-bit MCU, main frequency 16MHz, 72MHz adjustable.  512 Kbyte on-chip programmable flash.  64 Kbyte SRAM on one side.  Compliant with BT 5.0 protocol specifications.  Compliant with SIG Mesh protocol specifications.  Maximum transmit power can reach 10dBm.  It can be connected with smart speakers such as Tmall Elf and Xiao Ai.  DIP pin design for easy application on smart lights.  Specification:  Packaging: DIP-10.  Size: 26.0*18.2*3.0(??0.2)MM,  Output power: 10, 2dBm.  Sensitivity: -94dBm.  Consumptio n (typical): Txat9.5dBm: 27.9mA. Txat0dBm: 11.44mA. Rxat9.5 dBm :11.8mA. Rxat0 dBm :8.4mA. Sleep: 4uA. Deep-Sleep: 0.6uA.  Work Temperature: -20  ~ 70  degree.  Storage Temperature: -40 ~125 degree, <90%RH.  Voltage: 2.7V ~ 3.6V, default 3.3V.  IO Quantity: 5.     Package includes:  1 x AB-01 BLE Bluetooth 5.0 Audio Module