Asterisk Cards

HY400P

HY400P Analogy telephony cards ,, New generation of analogy telephony card, Compliance with international telecommunications standards
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HY800A/1600A Analogy telephony cards ,Each card supports 8-16 FXO / FXS interfaces. Each machine can support more than 6 cards and provide high-capacity analog telephone interfaces support Flexible configuration
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HY800AE/1600AE Analogy telephony cards

HY800A/1600A Each card supports 8-16 FXO / FXS interfaces. Each machine can support more than 6 cards and provide high-capacity analog telephone interfaces support
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HY100P Digital Telephony Cards

Providing E1/T1/J1 support in one card, Line coding : HDB3 / AMI / B8ZS ,Frame format : CRC4 / non-CRC4 / ESF / D4T1 / E1
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HY220D/HY420D Digital Telephony Cards

HY220D/HY420D Digital Cards ( EC Module Optional), Interfaces: Mixing T1/E1/J1 have been supported, Line coding : HDB3 / AMI / B8ZS,Frame format : CRC4 / non-CRC4 / ESF / D4T1 / E1
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HY120DE/420DE Digital Telephony Cards

HY120DE/420DE Digital Telephony Cards( EC Module Optional),New version, our second generation digital cards,Supporting EC Module with Octasic EC chip ,Hardware channel switching.
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