Product features: 
 (A), TS-959 wireless intercom in the control of the elevator call system 
 1. You can call each extension separately 
 2. Can be a separate extension for each response received 
 3. Wireless two-way intercom 
 4. Can be a key broadcast to all extensions 
 5. Can separate two-way intercom and elevator room 
 6. Fault signal indicating the elevator 
 7. Fault elevator call, to prevent interruption 
 8. Intercom status lights tips 
 9. Intercom control process control 
 10. 5-10w power, with very strong anti-shielding 
 11. Dedicated Charging Power Supply UPS 
 (B), TS-959 wireless intercom forward elevator call system extensions 
 1. Call voice recording 
 2. A key to automatic alarm call and voice call recording 
 3. Receiving host voice calls 
 4. Automatically call back the host response 
 5. Wireless two-way intercom 
 6. To prevent the repeated calls 
 7. Engineering Interface complete 
 8. 5-10w-power, high performance anti-shielding 
 (C), TS-959 extension cable lift exchange system 
 1. You can achieve more lift to forward through a lift station and the control of the wireless intercom call 
 2. By increasing the elevator phone, monitor and control center, room, car, car top, bottom five-party intercom call