Nano Sheild. Bluetooth: Bluetooth 4.2 BR/EDR and BLE standards. Am 22.09.2025 hat der Verkäufer die folgenden Angaben hinzugefügt Wi-Fi: 802.11b/g/n/e/i. hope you could understand. Core: Xtensa dual-core 32-bit LX7 CPU, clock speed up to 240MHz.
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