System Speed Dial Numbers

Record System Speed Dial numbers—programmed only at extension 10—in the boxes below.

To dial a System Speed Dial number: Press [ Feature ] followed by the Dial Code.

Dial		Dial		Dial
Code	Name	Code	Name	Code	Name
20		40		60
21		41		61
22		42		62
23		43		63
24		44		64
25		45		65
26		46		66
27		47		67
28		48		68
29		49		69
30		50		70
31		51		71
32		52		72
33		53		73
34		54		74
35		55		75
36		56		76
37		57		77
38		58		78
39		59		79

System Extension Numbers

Use the boxes below to record the extension number assignments in your system.

To dial an extension number: Press [ Intercom ] followed by the extension number.

Example: to call extension 11, press [ Intercom ] [ 1 ] [ 1 ] .

Ext

Name	Ext	Name
Name	Ext	Name
	16
	17
	18
	19
	20
	21

518-455-152

MLS-18D, MLS-12D specifications

The AT&T MLS-12 and MLS-12D are advanced mobile communication solutions designed to meet the demands of modern businesses and organizations. These systems are known for their robust performance and reliability, making them ideal for various sectors including public safety, transportation, and industrial applications.

One of the main features of the MLS-12 is its strong emphasis on voice clarity and audio quality. The system is integrated with cutting-edge noise reduction technologies that ensure clear communication even in noisy environments. This is particularly important for users operating in the field, where ambient noise can significantly impact radio communications.

The MLS-12D, on the other hand, enhances the capabilities of the standard MLS-12 by incorporating digital technologies that allow for advanced data services alongside voice communications. This dual functionality is critical in today's fast-paced environment, where instant access to information can streamline workflows and enhance decision-making processes. Users can send and receive text messages, access applications, and share data in real time, all while maintaining high-quality voice communications.

Both models feature an intuitive user interface designed for ease of operation, enabling quick access to essential functions. They are equipped with durable hardware built to withstand harsh conditions, ensuring operational reliability in environments where traditional communication systems may falter.

In terms of connectivity, the MLS series supports various frequency bands and communication protocols, making it versatile and compatible with multiple networks. This flexibility allows organizations to tailor their communication systems to fit unique operational requirements, further enhancing productivity.

Security is a significant concern in any communication system, and the AT&T MLS-12 and MLS-12D address this with advanced encryption technologies that safeguard voice and data transmissions. This feature is crucial for sectors that handle sensitive information, as it helps protect against unauthorized access and data breaches.

In conclusion, the AT&T MLS-12 and MLS-12D stand out as formidable choices for organizations looking to enhance their communication capabilities. With their emphasis on audio quality, advanced data services, user-friendly interfaces, robustness, and security, these devices are well-equipped to meet the evolving demands of modern communication in various industries.