Electronic circuit design for small bluetooth and GSM device - Fixed Price
I have a product concept, but due to very limited in electronic knowledge, I wish a person who proficient in design electronic circuit board and able to give advice on this product concept. Following fields are involved, which are Bluetooth module, GSM modem and charging circuit.
The product is a very small device which mount a sim card, Bluetooth interaction with smartphone device and a Lithium-Polymer battery. Quote me the price after listened to my idea, whether by hourly or fixed price.