We are Hope Microelectronics Co., LTD based in Shenzhen , China. Our business is related to Electrical & Electronics Supplies industry and we specifically deal in digital temperature & humidity sensor, digital pressure sensor. Please find our product details below: Sell FSK Cob Transmitter Module Hope Microelectronics Com., Ltd manufacture and supply FSK transceiver module, FSK receiver module, FSK transmitter module at wave band 315, 433, 868, 915. All the RF parameters can be programmable by software including frequency, frequency deviation, output power, sensibility, etc. The RF distance is up to 250 meters. We offer demo boards and source codes for your fast code development purpose. Visit our website www. Hoperf. Com for more details. sell Electronic Component BFR92A, BFR93A, BFS17 We can offer the equivalent of BFR92A, BFR93A, BFS17, 2SC3356, MMBTH10 etc. Should you need any assistance, please don&＃039;t hesitated to contact me. Thank you for taking the time to go through our business profile. If there are any question, inquiry or comments, please feel free to contact us.