Yes, many Bluetooth models work with Mac (e.g., SKM64-2, COE401). Some models have dual‑OS layouts. For 2.4G USB mode, check product details – some are Windows‑only.

Depends on model: replaceable AA/AAA battery models (e.g., CE200) last 1‑2 months; rechargeable models (e.g., COE401) offer up to 140 hours of use per charge, with USB‑C fast charging.

Some models feature RGB or single‑color backlighting (e.g., COE311, COE202). Check product pages for details.

Yes. Most SEENDA keyboards use scissor‑switch or low‑profile membrane keys with noise levels around 40‑45dB – much quieter than mechanical keyboards, ideal for shared spaces.

Yes. Bluetooth models (e.g., SKM64-2, COE401) can pair with up to 3 devices and switch with dedicated buttons.

Some models (e.g., COE200) have spill‑resistant designs. We recommend keeping drinks away from your desk.

Use a soft, slightly damp cloth to wipe keys and surface. For debris, use compressed air. Avoid harsh chemicals.

Select models (e.g., COE200, CE200) include a built‑in wrist rest. Others have adjustable tilt legs for ergonomic angle.

Yes, models like SK38-3 are ultra‑slim and lightweight, fitting easily into backpacks.