the t.bone Tour Guide Set Talkback II@+*Bundle offer comprising*, 2x the t.bone Tour Guide Mini C12, Charger for up to 12 bodypacks, With red / green status LEDs, Including external power supply 5 V DC 4 A, Incl. nylon carrying bag with zipper and carrying strap, Dimensions incl. Bag approx. 350 x 120 x 130 mm, Colour: Black, 23x 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: