The DL-TX1-390M with Wireless Modules Module RoHS, manufactured by DreamLNK, is an electronic component used for wireless transmissions. The device features a 390MHz frequency, +25dBm output power and -117dBm sensitivity, and provides up to 50Kbps data transfer speeds with data encryption and data integrity protection. It includes an onboard antenna, a TX power control connector for output power control, and an AT command interface for programming and controlling the device's operation. The module is designed to meet RoHS compliance, and is an ideal solution for a variety of embedded applications like home automation, industrial control, and personal health and fitness monitoring.