Radio guide system factory

Radio guide system factory Basic Info Model NO.: 002LN Function: Tour Guiding Transport Package: Package Origin: Shenzhen, china Type: UHF Certification: CE, RoHS Trademark: Rich Century Specification: 71*50*19mm Radio guide system factory Main Specifications of 002LN: Part of RF Transmitter RF Frequency Range UHF863-865MHz (Country dependent) Oscillation Type PLL Synthesized Tunable Channels 20 channels Channel switch control Manual Keypad & RFID trigger Switching Bandwidth 24MHz Frequency Stability ±0.005%(0~50)ºC Modulation RF RF Power Output 10mW Harmonic Suppression >30dB Microphone Input 3.5mm connector(Tip) Microphone Gain -10dB~+20dB (step=1dB,31steps) Display Screen LCD display Power Supply Lithium ion battery 3.7v / 1500mAh Operating Time 8 hours Dimension 71*50*19mm Weight 68g (include battery) Compatible receiver 002LN Receiver Part of RF Receiver RF Frequency Range 863-865MHz RF Channel 20 Receiving Range 0~250m (Depend on RF trigger) Sensitivity -102dBm url:http://www.richitek.com