what is the sending data rate of the sd_ble_gatts_hvx()

[happykelvin]

what is the sending data rate of the sd_ble_gatts_hvx() ,why i use sd_ble_gatts_hvx() send data 600Byte per second, it lost data again . it can be use yes or no ??????????

why it is so Poor experience

[Petter Myhre]

The throughput depends on a lot of factors. You need to provide more information. What SDK and SoftDevice version are you using? What kind of device are you connected to? What are you doing? Could you include some code?