Système de guide touristique sans fil Takstar UHF-938 pour visite, tourisme, conférence, enseignement, formation, récepteur unique et écouteur

Takstar UHF-938 wireless tour guide system For Visit Tourism Conference Teaching and Training single receiver and earphone NOTE: receiver + in-ear Headphones only  This monitoring system needs a complete set (transmitter and receiver) to use, separate receiver can not be use, if you have a transmitter, you can buy it. If not, you need to buy a complete set TOUR GUIDE SYSTEM UHF-938 • UHF radio frequency for interference-free reception • Frequency synthesized PLL circuitry for stable signal transmission • Two jacks for the microphone and e ensuring variable utilization • Automatic mute control for silent standby • Individual volume control on each receiver Tour guiding, field interpretation • Frequency Control: PLL synthesized function • Carrier Frequency: 433MHz • Modulation Mode: FM • Frequency Response: 60Hz-15kHz • S/N Ratio:  45dB (at 1kHz) • Total Harmonic Distortion:  1% • Transmit Power: ≤10mW • Input Level: Virtual Value 500mV • Transmitter Power Supply: 2 x 1.5V AA Alkae Battery • Transmitter Playtime: Approx. 12hrs • Receiver Power Supply: 2 x 1.5V AA Battery • Receiver Playtime: Approx. 25hrs • Operating Range: Approx. 50m