Teltone's TLS-4 is a sophisticated programmable simulator that makes it easy to test the features of telecommunications equipment including:

• Telephones
• Modems
• Faxes
• PBX's
• Interconnect Systems
• Anything that connects to a phone line!

The TLS-4 is Teltone's lowest-cost 4 port unit. Using the keys on a touch-tone phone, you can program any of the TLS-4's features. Features like PBX simulation, hot line ringdown, programmable ring cadence, network response time delays make the TLS-4 the most powerful simulators in its class.

TLS-4 Features:

• Four loop start lines with two talk paths
• Programmable features including:
• Primary/secondary telephone numbers up to 16 digits, ring cadence (distinctive ringing), off-hook modes, network response time delays, test tone frequency and cadence, line attenuation, forced disconnect
• Dial Up Test Tones
• Hot line ringdown: Automatically rings another station(s) when the handset is lifted.
• Precise Call Progress Tones (dial tone, busy, reorder, and ringback). Eight selectable waveforms, Programmable call processing delays. Selectable response to non-valid numbers.
• PBX Features including: Call transfer, call hold, conference calling, hunt group operation, *9* access to outside line.
• Forced Disconnect: Disconnects either the caller or called party after a programmable delay
• Audio Port: Standard 5-pin DIN jack for recording or playing voice or tones.
• Touchtone or PC programming