Good. QCC51XX series is the top Qualcomm Bluetooth SOC, support Bluetooth 5.1, support Apt-X Adaptive dynamic low latency mode, the minimum delay can achieve 80ms, in signal transmission, sound quality, noise reduction and other aspects of excellent performance.
qcc5125 is Qualcomm's latest low-power 5.2 version of the Bluetooth chip, used in Bluetooth headsets, speakers and other products.