270B Power Filter Ultra Small Volume Signal Booster Transmitting Receiving 430 to 438 Mhz Low Insertion Remote ControlOOTDTY  Features: brand new and high qualityCenter frequency: 433.92 MHz.3 dB passband: 430 to 438 MHz.Insertion loss: < 2.5 dB @ 432 ~ 436 MHz.Maximum carrying power: 1 W (30 dBm).Interface: SMA-M, SMA-F.Specification: Material: MetalColor: As the Picture ShowsNet Weight: 10g/0.02lbsPackage Includes: 1x 433mhz Remote Control Aerial Image Transmission Bandpass Filternote: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.