T2803/T2813 is a transceiver used in the 2.45 GHz ISM band. The main technical features are as follows:. ·Working frequency is 2.45 GHz; ' ·Narrowband data transmission rate is 576 Kb/s (T2813); ·The power supply voltage is 3~4.6 V; ·The on-chip auxiliary voltage regulator voltage is 3.2~4.6 V; ·Low current consumption, the receiving current is 85 mA, the transmitting current is 54 mA, and the standby current is 10 μA; · Support multiple reference clock frequencies (10.368/13.824 MHz); ·Synthesizer frequency width can be set (channel spacing is 864 kHz); ·Transmit preamplifier has 3 dB output power at 2.45 GHz (4 programmable power levels); ·No mechanical tuning is required in production. T2813 application circuit M5 Circular Connectors,M5 Waterproof Circular Connector,M5 Waterproof 4P Male Connector,M5 Male Head Waterproof Connector Shenzhen HuaTao Electronic Co., LTD , https://www.htconnector.com