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HM-12:雙模藍牙4.0 BLE SPP LE序列埠模組,適用於蘋果與Android裝置

HM-12:雙模藍牙4.0 BLE SPP LE序列埠模組,適用於蘋果與Android裝置 - Main image
$5.96 $8.9 In stock

Category: ITEAD STUDIO OFFICIAL

HM-12 是一款低功耗藍牙 BLE 模組。它支援雙模式:SPP 和 LE,這意味著它不僅支援藍牙 2.1,還支援 BLE。它支援 L2CAP、RFCOMM、SPP、GATT、GAT 標準藍牙協定。抱歉,此產品不提供您所在區域的零售購買。請改為在我們的商店中探索類似商品。如果您想大量購買此產品,請透過 [email protected] 聯絡我們的客戶服務。
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Customer Reviews (4.6 / 5 · 5 reviews)

Elizabeth ★★★★★

The dual-mode support is the real win here—I can switch between SPP for my older gadgets and BLE for the phone without any fuss. It paired with my Android in under a minute, and the low power draw means the battery on my project hasn’t budged all week.

Natalie I. ★★★★★

I was dreading the pairing dance, but this little module connected to my Android on the first try, and the BLE/SPP switching is seamless once you get the AT commands down. Draws so little power I've left it on a coin cell for weeks without a hiccup.

Natalie ★★★★★

The dual-mode support is the reason I picked this over other modules, and it worked flawlessly on both an old SPP device and a newer BLE tablet right out of the box. Power draw is impressively low, which is exactly what I needed for a battery-powered sensor rig.