TH107 Large screen information display, powerful, compact and lightweight, dual power supply mode ensures that it can be used when power is lost. Enables you to efficiently manage daily call information. Product description 1. 433 frequency band AM. 2. You can clear a single call record or all call records with one click. 3. You can set the call priority for each extension independently. 4. Dual display, the prompt is obvious, accurately broadcast each extension number. 5. 32 channel *8 channel, dual screen combination display extension, accurate voice broadcast. 6. The receiving host is equipped with a charger, electric gauge, and supports the connection of external audio equipment. 7. Three-speed band switch, power-on - shutdown - setting, to prevent the Settings from being tampered with. 8. Communication distance: 433 AM host greater than 800m. peculiarity 1. The maximum capacity is 256, meeting most medical call scenarios. 2. In the use of emergency power supply, the maximum available 30 hours. 3. Adjustable broadcast volume, a total of 6 levels of volume can be selected (including mute). 4. You can set the timeout notification. If the timeout is not handled, the prompt will be repeated. 5. Three audible sounds can be selected, 5 broadcast times can be selected. Product parameter Receiving host Operating voltage: AC: 100V~240V Working current: 550mA Ordinary AM extension Working voltage: removable battery 23A 12V Working current: 28mA Battery life: 6000-7000 times Signal light: blinks when the key is pressed and sends a signal to the host Distance: 800m or more Product packaging details Power adapter * 1; Charging head * 1 (live gauge); 15*Buckle the base of the wall +3m glue + screw (ordinary amplitude modulation machine); 10*Call Button Instructions * 1; Warranty card * 1;