A4Tech FBX53C Wireless Keyboard – Dual‑Mode (Bluetooth + 2.4 GHz), Scissor‑Switch, 1 ms / 1000 Hz, USB‑C Recharge, Multi‑Device Capacity_4TB Fast USB ⚡ Interface: USB

Fast USB ⚡ Interface: USB 3

000 mAh rechargeable lithium battery

This high-performance workstation is designed for engineering

5 mm jack for mobile or tablet use

Read/Write Speed: Up to 100/80 MB/s (*Speed may vary by card capacity and paired device)

A4Tech FBX53C Wireless Keyboard – Dual‑Mode (Bluetooth + 2.4 GHz), Scissor‑Switch, 1 ms / 1000 Hz, USB‑C Recharge, Multi‑Device Capacity_4TB Fast USB ⚡ Interface: USBConnection Mode: Dual mode wireless Bluetooth + 2. 4 GHz using nano USB receiver Switch Type: Scissor switch key structure with 2. 0 mm actuation travel for comfortable typing Latency & Polling: 1 ms response time, 1000 Hz report rate via 2. 4 GHz mode 8 faster than standard 125 Hz keyboards Multi Key Rollover: Supports simultaneous key presses without ghosting Device Pairing: Connects to up to 4 devices (3 Bluetooth + 1 2. 4 GHz) with OS layout swap