| Model No. | Description | Remark |
| D2CBMP | MAIN SERVICE UNIT, consisting of (Plastic Cabinet+D2MBUA+D2PWUA) | Standard Shipment |
| D2MBUB | MAIN PROCESS UNIT, with External Music Source Connector. | Spare Part |
| D2PWUA | POWER UNIT | Spare Part |
| D1TKUD | TRUNK UNIT, consisting of 4 CO Line ports with Polarity Reverse Feature and Interfaces either for D1MDCA or D1CIDC (optional Dial Tone Detection) Connections. | Expansion Card |
| D1TKUF | TRUNK UNIT, consisting of 4 CO Line ports with Polarity Reverse, built-in Dial Tone Detection features and Interfaces for either D1MDCA or D1CIDC Connections. | Expansion Card |
| D1DTKA | ISDN TRUNK UNIT, consisting of 2 ISDN CO Line ports (EURO ISDN S0 interface, 2B+D/port) | Expansion Card |
| D1DTKB | ISDN TRUNK UNIT, consisting of 1 ISDN CO Line ports (EURO ISDN PRI interface, 30B+D/port) | Expansion Card |
| D1GSMA | GSM LINE CARD, consisting of 2GSM modules card (D1GSMM), and 5V DC 3A Power Adapter with 2 Antennas | Expansion Card |
| D1GSMM | GSM MODULE CARD, (Dual band GSM 900/ DCS 1800 MHz) with 2 Antennas | Expansion Card |
| D2DLUA | DIGITAL KEY STATION UNIT: consisting of 16 Digital Key Station ports. | Expansion Card |
| D2HYUB | HYBRID STATION UNIT: consisting of 4 Digital Key Station ports + 12 SLT Station Ports with message indicator. | Expansion Card |
| D2SLCA | SINGLE LINE CARD, 2 SLT Station Port/Card w/message indicator. | Expansion Card |
| D2SLUC | SINGLE LINE STATION UNIT: consisting of 16 SLT Station ports with message indicator. | Expansion Card |
| A6RSCA | RS232 CARD (for SMDR, Serial Port) | Optional Card |
| D1MFCA | MULTI FUNCTION CARD, consisting of (2 Sensors + 2 Relays + 2 Door Phone Ports + 1 External Paging Interface). | Optional Card |
| D1MDCA | METER PULSE DETECTION CARD, 12 KHz/16KHz Meter Pulse Detection. | Optional Card |
| D1CIDC | FSK/DTMF CLI INTERFACE | Optional Card |
| D1RPCA | REMOTE PROGRAMMING CARD, 2400bps FSK Modem | Optional Card |
| D1VSCA | VOICE SERVICE CARD, consisting of 2 Voice Channels (60 Seconds per Channel) | Optional Card |
| D1VSCB | EXPANSION VOICE SERVICE CARD, consisting of 2 Voice Channels (60 seconds per Channel) | Optional Card |
| D1VMCA | BUILT-IN VOICE MAIL CARD, 2 Ports of Voice Mail with two Hours Recording Length. | Optional Card |
| D1VMEA | VOICE MAIL EXPANSION CARD, one port of Voice Mail. | Optional Card |
| D1VMFA | EXPANSION FLASH MEMORY, 4 hours storage memory (maximum 4 pieces) | Optional Card |
| D2VMCA | BUILT-IN VOICE MAIL CARD (by VOCAL), 2 Ports of Voice Mail with 10 Hours Recording Length. | Optional Card |
| D2VMEA | VOICE MAIL EXPANSION CARD (by VOCAL), two ports of Voice Mail (maximum 1 piece). | Optional Card |
| D2VMFA | EXPANSION FLASH MEMORY (by VOCAL), 30 hours storage memory (maximum 1 piece). | Optional Card |
| DEH-64 | EPROM HOTEL ACCOUNTING SOFTWARE (Used without PC operation) | Optional Part |
| WP5007 | 20-PAIR AMPHONEL CABLE (for Station Wiring Connection) | Spare Part |