The BTM411 Bluetooth module from Ezurio (formerly Laird Connectivity) has been designed to meet the needs of developers who wish to add robust short range Bluetooth data connectivity to their products. They are based on the market leading Cambridge Silicon Radio BC04 chipset providing exceptionally low power consumption with outstanding range. They support the latest Bluetooth Version 2.1 Specification providing the important advantage of Secure Simple Pairing which improves security and enhances the ease of use for end customers. BTM411 variants available.