<b>Retekess TT106 tour guide system is for voice teaching; business management training; church translation; simultaneous interpretation; It is quality and easy to use; it allow two transmitters work together; Very convenient, you can use it with confidence</b><br><br><b>Retekess tour guide system is special designed for church;court room;museums;school occasions;conference with 2 transmitter; 30 receivers and 1 charge case storage box</b><br><br><b>This Wireless tour guide system is designed specially for guides and groups.It is a lightweight,multi-channel system that helps tour participants listen directly to the tour guide clearly,enhancing the wireless/effortless presentation effect between guide and participants.</b><br><br><b>Rechargeable Battery</b><br> The built in lithium battery life is excellent;Charging time is fairly quick with battery consumption; Put them in the charging box when they have no electricity, you can charge them very conveniently.<br><br><b>Stable Signal</b><br>Works well in our church which made easy to translate to others quietly; Also when you are talking, there is almost zero noise or static<br><br><b>Transmitter</b><br>ID Number: 9999<br> Supply Voltage: DC3.7V<br>Size: 97*63*18mm<br>Weight: 70g<br>Charge time: 3H<br> Working time: 25H<br>Battery specification: 3.7V/1300mA<br>Charge Jack: MINI USB<br> Charging voltage: DC5V<br><br> <b>Receiver</b><br> Supply Voltage: DC3.7V<br> Size: 65*58*11mm<br> Weight: 18g<br> Charge time: 2H<br> Working time: 23H<br> Battery Specification: 3.7V/380mA<br> Charge Jack: MINI USB<br> Charging voltage: DC5V<br><br> <b>Charge case</b><br> Input : AC110-220V, 50/60Hz<br> Output: DC 5V, 7A<br> Size: 310 x285 x 140mm <br> Weight: 2350g<br><br> <b>Package Include:</b><br> 1x TT106 Wireless Transmitter<br> 15x TT106 Wireless Receiver<br> 1x Wireded microphe<br> 1 x 32 slot charging base<br> 1 x Charging cable<br> 16x USB Cable<br> 16x Lanyard<br> 1x User Manual