SIMPLE DUAL STATION INTERCOM 6-12VDC DIY Electronic Project Education For Kid This DIY electronic project education kit includes a simple dual station intercom for communication purposes. It is compatible with speakers and operates between 6-12VDC. The model number is FK313 and it is manufactured in Thailand by Futurekit. This intercom is perfect for those looking to assemble their own communication device. It can be used in various settings and is a great way to learn about electronics. The product has not been assembled yet. FA313 Intercom Kit with 2 Intercom Points and 2 Speakers Intercom circuit is a communication device commonly used in interconnected buildings or rooms. Technical Specifications: ? Power supply: 6-12 volts DC ? Current consumption: approximately 28mA@12V (standby) and 160mA@12V (during operation) ? Switch for listen or talk mode ? Adjustable volume ? PCB size: 2.46 x 1.99 inches I accept PayPal and Credit Card for payment. I will send to you within 2-5 business days. When you have finished paying Shipping Policy The package will be shipped directly with via USPS With Tracking number , and it will take about 10-15 business days. Guarantee Policy 100% Satisfaction Guarantee Contact us