. Features: 12V power supply, the 9.2x7.5cm PCB board can be placed in the 97x40x120mm aluminum chassis directly. AGC circuit to ensure comfortable listening, while the noise-canceling function avoids the long for time noise. Printed directly on the PCB board trace inductance, greatly simplifying the assembly of difficulty. Adopts a band-pass filter, 3355 high-level, NE602 mixer, MC1350 programs in place, can receive 118-136MHz AM signal. Dedicated to receiving calls between the aircraft and the tower, matching with the good performance antenna (VHF Yagi paragraph), it can receive calls within approximately 190Km(maximum acceptable) between the various types of aircraft and the tower calls. Specifications: Material: Plastic Size: approx.92x75mm/3.62x2.95in Color: Green, As pictures shown Quantity: 1 Set Note: No retail package. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package Includes: 1 Set x Air Band Receiver Aviation Radio DIY Kit (other accessories demo in the picture is not included.)