Second-generation full-featured flagship version (pop-up + in-ear detection + power display + renamed location + wireless charging) | Second generation Yuehu Luoda 1562U top plate (steel shell battery 7H life) | Third generation full-featured flagship version (pop-up + in-ear detection + power display + renamed positioning + wireless charging) | Third generation Blue Signal Noise Reduction Premium Version (ANC noise reduction + transparency + Light sensitivity) | Third generation Huilian 247 top edition (6-axis real space audio + transparent noise reduction + 7H battery life) | Fourth-generation full-featured flagship version (pop-up + in-ear detection + power display + renamed positioning + magnetic wireless charging) | Fourth generation Huilian A10 top version (6-axis real space audio + steel battery 6H life) | Five-generation (Pro2) full-featured flagship version (popup + in-ear detection + power display + renamed positioning + magnetic) | Five Generations (Pro2) Blue Noise Reduction Premium Version (ANC noise reduction + transparency + Light sensing + magnetic absorption) | Five Generation (Pro2) Huilian top version (ANC noise reduction + transparent + light sense in the ear + sliding + magnetic + spatial audio + battery life 8H) | Third generation Luda 1562A top configuration (ANC active noise reduction + transparent + steel shell battery 7H life)