the t.bone Tour Guide Set Talkback I

the t.bone Tour Guide Talkback RC, Tour Guide Talkback Receiver, System component with return channel, 20 Switchable channels in the UHF range 863 - 865 MHz, Automatic synchronisation with receivers in a group, LC-Display, Integrated lithium polymer battery (3.7 V, 1300 mAh), Charging time: approx. 7 hours, Operating time: approx. 17 hours, Micro USB charging contact, 3.5 mm mini jack for earphones, Built-in microphone for callbacks, Receiver weight: < 50 g, Housing colour: Black, Earphones and lanyard included, Suitable charging station: Article no. #386332# (not included)@+*Note:* Not compatible with transmitters / receivers of the t.bone Tour Guide Mini.@+@+