YARMEE Wireless FM Tour Guide System Portable Audio Whisper Transmitter Receivers For Travelling Church Museum Umrah Hajj

Frequency range： 60-180MHZ

Noise limiting sensitivity ：Better than 3.5 UV

Signal to noise ratio ：Better than 45db

Number of memory stations ：5

Stereo separation ：>20db

Power ：2 xAAA batteries

The maximum consumption current is less than 50ma

Maximum output power >50mw

Signal reception distance: about 50m

Body size 94*54*23mm

Using digital filter design, it has high performance selectivity and anti-image radio interference ability. Built-in dual 16Bit digital-to-analog converter, with lower audio distortion output.1. The power: switch to connect 8, open key display shows last before the shutdown of frequency, when don't want to listen, press power key shows the time (Tips: When press power key, no more than 2 seconds, otherwise you will be entering Morpheus state)

2. Volume control: press the volume+ key 10 to high volume adjusting highest to 31 st level, press the

volume-keys to low volume adjusting 7, to lowest 0 level, meanwhile screen shows set volume Numbers, you can choose accordingly.

3. Manual operation: At the Working condition , press key+12, upward searching, press key- 9, down ward searching, pressing till you find target station.

4. Automatic: At the working condition, press the key+ 12 ,2 seconds later, upward searching

, press and hold key 9 , 2 seconds later, downward searching automatically when find out the station, stop searching automatically.

5. Memory stations：MEM 13 +digital key 15 to Memory stations.

6. Choose station: press key NO 1 5 to choose the station.

7. Stereo option: press ST/ MON for stereo channel.8. Press LCOK display screen to lock all the keys, press again UNLOCK.