To choose an alarm or speaker that’s loud enough, first determine the decibel (dB) rating of background noise.
More
Even with the built-in amplifier and speaker, these public address systems are light enough to carry from place to place. They operate on batteries or an AC adapter (sold separately).
Microphone Type | Power, W | Ht. | Wd. | Dp. | Weight, lbs. | Weight with Batteries, lbs. | Cord Lg., ft. | Wireless Range, ft. | Batteries Included | No. of Batteries Required | Battery Size | Includes | Each | |
Corded | 50 | 11" | 14" | 5" | 4 | 8 | 15 | __ | No | 10 | D | Microphone Microphone Cord with Plug Carrying Case Shoulder Strap | 0000000 | 0000000 |
Wireless | 50 | 11" | 14" | 5" | 4 | 8 | __ | 300 | No | 10 | D | Wireless Transmitter Headset Microphone Lapel Microphone Carrying Case Shoulder Strap | 0000000 | 000000 |
Microphone Type | Microphone Style | Power Source | Connection Type | Cord Lg., ft. | Includes | Features | Each | |
Corded | Freestanding | Electric | 3-Pin XLR Plug (Male) | 5 | __ | Push-to-Talk Button, Lock On | 000000000 | 000000 |
Corded | Freestanding | Electric | USB 2.0 A Straight Plug (Male) to USB 2.0 B Straight Plug (Male) | 10 | __ | On/Off Button | 000000000 | 00000 |
Corded | Hand Held | Electric | 3-Pin XLR Plug (Male) | __ | Carrying Case, Microphone Cord with Plug, Swivel Adapter | __ | 00000000 | 00000 |