Yi Yi Enterprise Co., Ltd.

1. Embossed overlays and metal dome(for tactile feel).
2. Assembled with leds.
3. U.V hardcoat on surface with transparent and abrasion-resistant window.

1. Material of overlay: polyester or polycarbonate.
2. Solder pin, male connector without plastic housing.
3. Silk screen printing or 4 colors process printing.