Brand Model Width x Height Base width Thickness Weight Source Created
Yinhe W6 150 x 158 mm 86mm 85g Source about 10 years ago
Yinhe W6 CPEN 150 x 161 mm 88mm 6.1mm 86g Source almost 8 years ago
Yinhe Y-3 150 x 158 mm 86mm 5.8mm 83g Source about 7 years ago
Yinhe Y-4 151 x 159 mm 87mm 6.0mm 89g Source almost 9 years ago