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| < Product Development >< Basic and handsfree test telephones > | ||
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Basic and Handsfree test telephones The 295B Basic telephone product provides handset telephone communication. The product provides a standard PSTN interface, user interface and handset vocal interface to allow the user to originate or answer standard PSTN calls. The 850 Handsfree telephone product provides both handset and handsfree telephone communication. The product provides a standard PSTN interface, user interface and handset and/or handsfree vocal interface to allow the user to originate or answer standard PSTN calls. In addition both the products feature on-hook audio line monitoring, PSTN line polarity indication, automatic on-hook/ power-off and integral ADSL digital line filtering to allow use on standard PSTN lines. Also show is the AM5 and TG5 PSTN line tone tracker oscillator and amplifier probe. |
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