2x TRRS jacks 3.5mm

 Variants  MX PCB: This is the standard V3.0.1 version of the CRKBD Split Keyboard PCB Includes 2x MX PCB v3.0.1 [Build Guide] Uses WS2812 LED for underglow This PCB version works only with Kailh MX Hot Swap sockets (PG1511) & Cherry MX and clone switches. You also need the Parts Kit (choose from drop down menu), 42x MX switches, 42x Kailh MX Hot Swap sockets, 2x Pro Micro or Drop-In replacment (Helios, Puchi-BLE, ...), TRRS(4 pole) cable, MX Keycaps, OLED SSD1306 0.91 (optional), 42x SK6812 Mini-E (switch rgb light) and 12x WS2812 5x5mm (underglow) for both sides.   Choc PCB: V3.2 Choc PCB with support for SK6812 Mini-E for per key LEDs (LED order are the same), NEW batterie solder points and optional on/off switch for wireless builds Includes 2x Choc PCB Uses WS2812 for underglow Support for Choc V1 and V2 switches You also need the Parts Kit (choose from drop down menu), 42x Choc switches, 42x Kailh Choc Hot Swap sockets, 2x Pro Micro or Drop-In replacment (Helios, Puchi-BLE, ...), TRRS(4 pole) cable, MX or Choc Keycaps, OLED SSD1306 0.91 (optional), 42x SK6812 Mini-E (switch rgb light)and 12x WS2812 5x5mm (underglow) for both sides. Optional: 2x on/off switches for a wireless build   Light PCB: This is the Light V2.0.0 version of the CRKBD Split Keyboard PCB Includes 2x Light PCB v2.0.0 [Build Guide] Support for MX, Choc V1 and Choc V2 switches SMD or Through hole (easier to solder) diodes can be used Optional: outer column break away  No RGB LEDs, No Hot-Swap You also need the Parts Kit (choose from drop down menu), 42x MX/ChocV1/ChocV2 switches, , 2x Pro Micro or Drop-In replacment (Helios, Puchi-BLE, ...), TRRS(4 pole) cable, Keycaps, OLED SSD1306 0.91 (optional)   UltraLight: This is the UltraLight V2.0.0 version of the CRKBD Split Keyboard PCB (very similar to the Light PCB, but optimised for wireless builds) Includes 2x UltraLight PCB v2.0.0 Support for MX, Choc V1 and  Gateron KS-27 switches SMD or Through hole (easier to solder) diodes can be used Optional: outer column break away  No RGB LEDs, No Hot-Swap Support for an On/Off switch, battery JST socket and solder points for the nice!view You also need the Parts Kit (choose from drop down menu), 42x MX/ChocV1 switches, , 2x Pro Micro or Drop-In replacment (Helios, Puchi-BLE, Nice!Nano), Keycaps, Nice!View (optional) and 2x on/off switch   Parts Kit includes: 42x SMD Diodes 2x TRRS Jacks 2x Reset Switches 2x 4Pin Sockets (for Oled)   Photos of the completed keyboard are for demonstration purposes only.Please note that this pcb must be assembled (soldering) and does not include mcu, switches or keycaps.   PCB design by foostan UltraLight PCB design by Pete Johanson