[Product Description] This FM stereo radio module has high sensitivity and low power. Built-in noise cancellation, soft mute, bass boost circuit design. Wireless audio and wireless stereo headset functions GPS navigation, TV broadcast system and other wireless FM radio. High-end gaming and wireless audio electronic toys Cell Phone, Intercom System, Mobile Radios and Other Stereo Radios [Product Specifications] Product Name: FM Radio Module Model: RDA5807M Material: Plastic, Electronic Parts Silver: Green Operating Voltage: DC 2.7 - 3.6V Modulation Mode: FM Frequency: 76 - 108 MHz Size: 11 x 11 mm Weight: 1 g Package Contents: 5 x FM Radio Module. Note: Please be aware that you must have a professional knowledge to use this product. We only sell our products, and we cannot provide technical support for our products. The color and size of the actual item may differ slightly from the published images due to lighting and display settings.