Original
By certification 
Some pictures for audio guides
Specification
| Product name | Simultaneous Interpretation system, Wireless tour guide system, Radio guide system, one way radio guide, Tour guide system for visiting |
| Application:Focus onTourism industry | Museum,school, training, horse rider training, outside travel group, indoor tour team, Hajj, church, meetings, etc. |
| Channels | 8 channels for 72-76MHZ, 20 channels for 863-865 MHZ,40 channels for 2400-2480MHZ, 100 channels for 800MHZ |
| Operating Range | Up to 0-200 meters |
| Transmitter | One Transmitter can cover hundreds of pcs Receivers. |
| LCD Display | Backlit LCD display |
| MIC type | Headset MIC or collar MIC |
| Earphone type | One side Earphone or disposable Earphone |
| Charger boxes | 32-slots, 60-slots charger boxes |
| Color | blue,black,grey,orange,rose-red color |
| Battery model | With built-in lithium battery |
| Battery time | 15-20 hours after charge fully |
| Logo | Customized |
| With free lanyard | If quantity is big, can print logo on the lanyard |
| Switching Bandwidth | 12MHz |
| Channel Grid | 250KHz |
| RF Output Power | 10mW |
| Sensitivity: Approx | Approx.-102dBm |
| Frequency Response | 50Hz~12KHz |
| Oscillation Mode | PLL Synthesized |
| Service life | 5-10 years |
| Certificates | CE, ROHS |
| Delivery time | 3-6 working days after deposit |
| Shipping way | By air, by DHL, FedEx, UPS, TNT, by sea |
| Payment way | Bank transfer, or Western union, PayPal, cash. |
| Dimensions | 71mm x 19mm x 50mm |
| Weight | 68g |
