製品仕様：

• Work with analog/simple phones: Yes
• Three-way conferencing: support
• Power failure tolerant: Support
• モデル番号: SV-308
• 銘柄: vtelecom
• Intercom call: Yes
• Extensions: 8 Extensions
• color: black
• Certificate: CE
• Caller ID: YES
• Call hold, transfer: support
• C.O Lines: 3 Lines