Seeed Studio 317030213 Bluetooth Chip 4.2

MDBT42Q is a BT 4.0, BT 4.1 and BT 4.2 stack (Bluetooth low energy or BLE) module designed based on Nordic nRF52832 SoC solution, which incorporates: GPIO, SPI, UART, I2C, I2S, PWM and ADC interfaces for connecting peripherals and sensors.

Dual Transmission mode of BLE & 2.4 GHz RF upon customer preference.
Long working distance: over 80 meters in open space
Compact size with (L) 16 x (W) 10 x (H) 2.2 mm.
Low power requirements, ultra-low peak, average and idle mode power consumption.
Be compatible with a large installed base of mobile phones, tablets and computers.
Fully coverage of BLE software stack. See 1.3 Profile & Service Information.
BLE & RF transmission switching helps products fit all operation system and most hardware.