Detailed Product Description

USB RF module, serial data radio, transmit RS232/RS-485/TTL to wireleess, 433Mhz RF module, up to 115.2kbps High data rate
Specifications
  * RF power: <50mW/ 17dBm;
  * Receiving current: <20mA;
  * Transmitting current: <40mA;
  * Power supply: DC 3.3-5.5V;
  *Receiving sensitivity: -108 dBm (@9600bps)
                     -112 dBm (@1200bps);
  * Size: 40mmx24mmx6mm (without antenna port ).
  * Range: <300m (BER=10-5@9600bps,when antenna is 2m above ground in open area),
          <500m (BER=10-5@1200bps,when antenna is 2m above ground in open area).

Products Main Features
  * Up to 115.2kbps High data rate, Low power consumption and low cost;
  * Carrier frequency: 433MHz or ISM others optional;
  * Interface: RS-232/ RS-485/ TTL optional;
  * Multi-channels for optional frequencies: 12 channels, expandable by customer requirement ;
  * Adjustable Baud rate: 1200/2400/4800/9600/19200/38400/57600/115200bps,
  * Transparent data transmission: What has been received is exactly what has been transmitted;  No special addressing or formatting of data is required, suitable for any standard or non-standard user protocols
  * Interface format: 8N1/8E1/801 user-defined, or customization for other format interface;
  * Modulation: GFSK. Based on the Gaussian Frequency Shift Keying (GFSK) modulation, High anti-interference and Low BER (Bit error Rate);
  * Half duplex: Integration of receiver and transmitter,10ms auto change for receiving and sending;
  * Operation Temperature: -25°C~+65°C (-13~149 F);
  * Working humidity: 10%~90% relative humidity without condensation;
  * Impedance:50Ω (SMA antenna port, multiple antenna options available);

Application areas
  * Automatic meter reading(AMR);
  * Wireless smart terminal: POS, PDA;
 * Wireless electronic display screen, LED display;
 * RS-485 wired multi-drop system changeover wireless system;
  * Wireless remote control, Environment monitor, telemetry system;
  * Check attendance system, Queue-management system and positioning in coal mine;
  * Industrial automatic data collection, Wireless Data Acquisition, Wireless sensor, SCADA.