Second generation with full functions (pop-up window + three true + wireless charging + in-ear detection + renamed positioning) | Second generation Yuehu Luoda 1562M/U flagship version (steel button battery +7 hours long life) | Three generations with full functions (pop-up + three true + wireless charging + in-ear detection + renamed positioning) | Three generations of Zhongke Blue signal noise reduction full function (ANC noise reduction + transparency + true light sense) | Third Generation (Pro) Huilian flagship (ANC noise reduction + head tracking + seamless switching + steel battery + long life) | Fourth generation (new third generation) with full functions (pop-up window + magnetic wireless charging + in-ear + renamed positioning) | Fourth generation (pods3) Huilian A10 flagship version (6-axis real space audio + seamless switching + steel battery + magnetic) | Five Generations (Pro2) with full features (popup + in-ear + renamed positioning + magnetic + sliding volume + buzzer) | Five generation (Pro2) Blue signal noise reduction full function (ANC noise reduction + transparent + true light sense + magnetic + sliding volume + buzz) | Fifth Generation (Pro2) Huilian 247B flagship (ANC noise reduction + head tracking + seamless switching + sliding volume + Buzzer + steel battery) | Third generation Luda 1562A noise reduction flagship version (steel button battery +7 hours long life)