Wireless Bluetooth v4.0 BLE Module (HM-10 / AT-09) Support iOS HM10 AT09 BT-05 [ElectricA]
Computers & Accessories › Desktop Computers › Mini PC
id 11050627937first seen 29 Apr 2026, 09:35 pmlast seen 2mo agodetail 2mo ago
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last 90 daysDescription
The AT-09 is a module that contains a BLE chip (a CC2540/CC2541). This module allows performing serial communication with the BLE chip thanks to an Rx and a Tx pin. This module is also very similar to the HM-10 module and is also compatible with it. So if you have some experience with the latter, you will get started quickly with the AT-09. This small size Bluetooth 4.0 TTL transceiver module allows your target device to communicate with your iPhone/iPad, IOS 6 or Android 4.3 above devices. You can set it as a slave or master and use AT command to set the baud rate. Applications: Industrial remote control, remote sensing. POS system, Bluetooth keyboard, mouse, game controllers. Automobile testing equipment. Portable, the battery power of medical equipment. Automated data collection. Bluetooth remote control toy. The wireless LED display system. Bluetooth printer. Intelligent household, industrial control. Bluetooth protocol: Bluetooth Specification V4.0 BLE USB Protocol: USB V2.0 Operating Frequency: 2.4GHz ISM band Modulation: GFSK (Gaussian Frequency Shift Keying) Transmit power: ≤4dBm Sensitivity: ≤-84dBm at 0.1% BER Transfer rate: Asynchronous: 6 kbps, Synchronous: 6 kbps Security Features: Authentication and encryption Support Services: Central & Peripheral UUID FFE0, FFE1 Microprocessor: CC2541 Power supply: +3.3VDC Stanby current: 3mA Working current: 50mA Working temperature: -5 ~ +65 Centigrade Dimensions: 27 x 13 x 2.2 mm