5pcs HM-10 BLE 4.0 Module CC2541 AT Command 2.4G 3.6-6V 100m Range Bluetooth Module with Base Plate

HM-10 Bluetooth 4.0 Module features the TI CC2541 chip with a 256KB configuration space. It supports AT commands allowing users to modify working mode (Master/Slave), baud rate, device name, and pairing password. Technical Specifications: - Bluetooth Protocol: Bluetooth Specification V4.0 BLE - Serial Port: No byte limit in serial port transceiving - Working Frequency: 2.4GHz ISM Band - Modulation Method: GFSK (Gaussian Frequency Shift Keying) - Transmission Power: Adjustable via AT Command (-23dBm, -6dBm, 0dBm, 6dBm) - Sensitivity: ≤-84dBm at 0.1% BER - Transmission Rate: Asynchronous 6KB, Synchronous 6KB - Security Features: Authentication and Encryption - Supporting Services: Central and Peripheral UUID FFE0, FFE1 - Power Consumption: Auto sleep mode, standby current 400uA to 800uA, 8.5mA during transmission - Power Supply: 5V DC - Working Temperature: -5 to +65 Celsius - Dimensions: 3.57cm x 1.52cm - Interface: VCC 5V, GND, TX D0(RX), RX D1(TX). Compatible with Arduino Uno. System Requirements: - iOS Devices: iOS 6.0 or higher (iPhone 4S and above) - Android Devices: Android 4.3 or higher with Bluetooth 4.0 Range: - Up to 100m in an open environment. Package Contents: - 5 Pcs Bluetooth 4.0 Module. Only the modules are included; other products are not included. Disclaimer: - Colors may vary slightly due to light reflection and different displays. - Measurement allowed error is +/- 1-3cm.