SI-2662 是一款三模 87 键机械键盘，支持 2.4G 无线、蓝牙 5.0（三通道）及有线三种连接方式。 设备可同时连接多达 5 台终端。有线模式兼容 USB 1.1 及以上协议，适配各类电脑设备。 2.4G 与蓝牙模块均采用 ISM（工业、科学、医疗）频段，并搭载自动跳频技术，有效规避各类无线设备之间的信号干扰。 2.4G 和蓝牙无线连接在无障碍可视环境下，有效传输距离可达 10 米。
SI-2662 is a 3-mode 87-key mechanical keyboard featuring 2.4G wireless, Bluetooth (BLE 5.0 with 3 channels) and wired connectivity.
It supports simultaneous connection to up to 5 devices. The wired mode complies with USB 1.1 and higher protocols, making it fully compatible with all types of PCs.
Both 2.4G and Bluetooth modules operate in the ISM (Industrial, Scientific and Medical) band with automatic frequency hopping technology, which effectively prevents interference from other wireless devices.
It delivers a 10-meter unobstructed line-of-sight transmission range for both 2.4G and Bluetooth connections.
Feature Introduction
1. Sleek modern design with 87-key compact layout, Gasket mount structure and PCB single-key slotting, delivering a soft and bouncy typing feel
2. Hot-swappable keycaps and mechanical switches, compatible with most mainstream switches and custom keycaps for unlimited DIY
3. Premium build quality with durable materials and highly responsive key actuation
4. 3-mode connectivity (2.4G wireless, Bluetooth 5.0, wired) with **full N-key rollover (NKRO) across all modes**
5. Polling rate: 1000Hz in wired and 2.4G modes, 125Hz in Bluetooth mode
6. 5 adjustable response speed levels via software, with a minimum latency of approximately 2.8ms
7. Software supports 4-layer full-key customization (base layer + 3 expansion layers): dual editable FN layers for dual-function keys, plus Tap layer for one-key dual-use
8. Full-key remapping and macro programming available in wired and 2.4G modes, with over 16 million RGB color customization options
9. 17 RGB lighting modes (16 dynamic effects + off mode), switchable via FN+\| combination key
10. Music sync RGB lighting effect available with dedicated software, featuring 10 additional exclusive sub-modes
11. Equipped with Type-C interface for more reliable connection, stable data transmission and faster charging
12. Both wired USB and 2.4G dongle support hot-swappable plug-and-play operation
13. Two-stage adjustable kickstand and built-in magnetic receiver storage compartment to prevent loss
14. Built-in 4000mAh large capacity rechargeable battery with independent power switch for energy saving and extended runtime
15. Battery life: ~20 hours with default lighting, ~200 hours with all lights off
16. User-friendly Fn key combinations for quick access to frequently used functions, boosting productivity and gaming experience
- 时尚简约外观，采用 87 键紧凑配列、Gasket 结构与 PCB 单键开槽设计，按键手感绵软回弹出色。
- 键帽与机械轴体支持热插拔，兼容市面主流轴体及个性化键帽，可自由 DIY 改装。
- 用料扎实做工精良，按键触发灵敏，反应迅速。
- 支持 2.4G 无线、蓝牙 5.0、有线三模连接，全模式均实现全键无冲。
- 回报率：有线、2.4G 模式为 1000Hz，蓝牙模式为 125Hz。
- 可通过驱动调节 5 档按键响应速度，最低延迟约 2.8 毫秒。
- 驱动支持四层全键自定义（基础层 + 三层扩展层）：双 FN 层可编辑实现单键双功能，搭配 TAP 层达成一键两用。
- 有线与 2.4G 模式下支持全键改键与宏编程，同时可自定义超 1600 万种 RGB 灯光色彩。
- 内置 17 种 RGB 灯效（16 种动态灯效 + 关灯模式），通过 FN+| 组合键即可切换。
- 搭配专属驱动可开启音乐律动灯效，该模式下另有 10 种专属子灯效可选。
- 搭载 Type-C 接口，连接稳定可靠、数据传输顺畅，充电速度更快。
- 有线 USB 接口与 2.4G 接收器均支持热插拔，即插即用。
- 配备两段式防滑脚架，内置磁吸式接收器收纳仓，避免配件遗失。
- 内置 4000mAh 大容量可充电锂电池，搭配独立电源开关，节能省电，有效延长续航。
- 续航时长：默认灯效下约 20 小时，关闭所有灯光后约 200 小时。
- 人性化 Fn 组合快捷键，可快速调用常用功能，兼顾办公与游戏使用体验。