Many people have the same confusion, I guess. Retekess focuses on wireless technology for about 11 years and we care about every customer's needs. And we are professional to make the products and provide the solutions for personal, company, organization.
We sell TR501, TR502, TR505 for about 5 years, it is very popular among the customers. People like it due to high quality and cost-effective. So in the COVID-19 period, the sale for all Retekess is a boom. A few days later, all the FM transmitters are out of stock, so we try to find the other way to meet the needs. TR508 is making out, we collect many customers' needs and all the features of our previous model types.
So let's check the reason why you need Retekess TR508
The motherboard adopts a new generation of integrated special-purpose digitally controlled FM PLL stereo wireless transmitter chip BH1415 from Japan ROHM Company. Highly stable signal transmission
the control board consists of AT89C2051 and AT24C02; the rear stage is amplified by two 2SC3355 and one 2SC2053 three-stage power to ensure the output effect of stereo sound
tight structural design, no frequency drift due to external signal induction
The casing is made of high-quality aluminum alloy material, which is light and has good heat dissipation effect, which can ensure the stability of continuous operation of the equipment
The panel uses LCD to display the transmission frequency, connect other hardware according to the logo of each interface, and the adjustment is convenient and intuitive
100mW and 500mW power can be switched arbitrarily
There are 2 jacks, one is for Mic and the other is for Audio, you can use them at the same time
Has FCC ID and compliant part 15, you can use it legally
And we also have the portable FM transmitter FT11 with Mic, If you want to know more, email us too.