 Wireless Doorbell |  Wireless Doorbell |  Doorbells |  Doorbells | |
|---|---|---|---|---|
| Customer Reviews | — | — | — | — |
| Price | — | — | — | — |
| Components | 1 Receiver+1 Transmitter | 1 Receiver+1 Transmitter | 2 Receivers+1 Transmitter | 2 Receivers+1 Transmitter |
| Receiver | Plug in | Plug in | Plug in | Plug in |
| Transmitter | Battery Operated | Battery Operated | Battery Operated | Battery Operated |
| Wireless Range | 1000 feet | 1000 feet | 1000 feet | 1000 feet |
| Adjustable Volume | 0-115dB | 0-115dB | 0-115dB | 0-115dB |
| Application | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital |
| IP66 Waterproof&Dustproof | ? | ? | ? | ? |
| Mute Mode | ? | ? | ? | ? |
| LED Indicator | ? | ? | ? | ? |
| Expandable | ? | ? | ? | ? |
Wireless Doorbell | Wireless Doorbell | Doorbells | Doorbells | |
|---|---|---|---|---|
| Customer Reviews | — | — | — | — |
| Price | — | — | — | — |
| Components | 1 Receiver+1 Transmitter | 1 Receiver+1 Transmitter | 2 Receivers+1 Transmitter | 2 Receivers+1 Transmitter |
| Receiver | Plug in | Plug in | Plug in | Plug in |
| Transmitter | Battery Operated | Battery Operated | Battery Operated | Battery Operated |
| Wireless Range | 1000 feet | 1000 feet | 1000 feet | 1000 feet |
| Adjustable Volume | 0-115dB | 0-115dB | 0-115dB | 0-115dB |
| Application | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital | Classroom/Home/Office/Hospital |
| IP66 Waterproof&Dustproof | ? | ? | ? | ? |
| Mute Mode | ? | ? | ? | ? |
| LED Indicator | ? | ? | ? | ? |
| Expandable | ? | ? | ? | ? |
