The solutions for TRICONEX 2401 interface @ WiFi and Uart/PCM interface @ BT include RTL8723BS and RTL8723DS. The main difference between the two is that the BS version only supports up to BT4.0, while the DS version can support up to BT4.2;

RL-SM02BD-8723BS-V1.3 is the RTL8723BS solution, packaged with LGA-44, size 12 * 12mm, power supply voltage DC 3V3, and shared with Bluetooth wifi antenna. The antenna can be extended arbitrarily on the base plate through RF pins! Fully compatible replacement: AP6210, AP6212, RTL8723BS12, F23BDSM23-W2, BL-R8723RD2;

TRICONEX 2401 is an RTL8723BS solution, packaged with LGA-44, size 12 * 12mm, power supply voltage DC 2.8-4V2 (for battery powered versions), and shared with Bluetooth wifi antenna. The antenna can be extended arbitrarily on the base plate through RF pins! Fully compatible replacement: F23BDSM25-W1;

TRICONEX 2401  is an RTL8723BS solution, packaged with LGA-73, size 16 * 12mm, power supply voltage DC 3V3, and separate Bluetooth wifi antennas. The antenna can be extended arbitrarily on the base plate through RF pins, with a shielding cover! Fully compatible replacement: F23BDSM33-W3;