Atcom A21 là dòng điện thoại IP chuyên nghiệp hỗ trợ 02 tài khoản SIP, thoại hội nghị được 3 bên, màn hình LCD 132 x 58, 2 cổng mạng RJ45, cổng tai nghe RJ9, chuẩn âm thanh HD, có tích hợp PoE.
Atcom A21 cung cấp đầy đủ tính năng của điện thoại IP, cấu hình đơn giản và sử dụng dễ dàng.
Mô tả sơ bộ»Elegant appearance
»Full HD Audio (handset, speaker, ringtone)
»02 SIP Account
»Power over Ethernet (PoE)
»Desktop and Wall-mountable both
| Basic functions | - 132 * 58 graphic character dot matrix with backlight LCD - 2 SIP accounts - Call Forward, Call Transfer, Call Waiting, Hotline, Call Hold, Auto Answer, Caller ID, Redial, Mute, DND - Local 3-Way Conferencing, Speed Dial, Voice Mail - Phone Book (1000) - Direct IP call without SIP proxy - Black list, white list, Dialed/received/missed call (each 200) - Call Center Headsets mode |
| IP PBX features | - Intercom, Paging, Call pickup, Call park - Anonymous call, Anonymous call rejection - Hold on music, Conference Call - Group Listening, Group pickup - DND&Call forward state synchronization - Call Recording |
| Advanced features | - LDAP - Microsoft active directory server - XML remote phonebook |
| Features Keys |
- Programmable Keys: 0 - Features Keys: 7 (Menu, Hold, Redial, Mute, Headset, hands-free speakerphone, Message) - Line LED Keys: 0 - Volume Control Keys: 2 - Context Sensitive Soft Keys: 3 - Navigation Keys: 4 |
| Audio Features | - 8 own ring tone, 2 custom ring tone article - 8 volume adjustable + Mute mode - Narrowband codec: G.711(A/μ), G.729A/B/AB, G.726, iLBC - Wideband codec: G.722, L16 - Support VAD, CNG, AEC, PLC, AJB, AGC - Full-duplex speakerphone with AEC |
| Network features | - LAN / PC: support bridging mode - L2TP VPN support - SIP connection mode: Proxy mode, and P2P mode - Support DNS SRV (RFC3263) - NAT transverse: STUN mode - DTMF: In-band, RFC2833, SIP INFO - Support QoS - HTTP / HTTPS web server - Package tracing export - System log |
| SafetySupport | - VLAN, LLDP, IEEE802.1X - Support TLS - Support HTTPS - SRTP (RFC3711) - Digest authentication using MD5/MD5-sess - AES encryption for configuration file - Support phone lock, the administrator / user rating mode |
| Configuration | - PnP configuration: based on the server implementation - Manual configuration:Web, Keypad - Batch deployment: HTTP/FTP/TFTP/RPS/DHCP Option 66 |
| Physical characteristics | - Power Interface: DC 5V-1A - POE power supply: IEEE 802.3af Class 2 (only A21) - 2 RJ45 10/100M adaptive Ethernet ports - 1 RJ9 headphone jack, 1 RJ9 handset jack - 1 status indicator, 3 soft keys, 5 navigation keys - 2 line keys, 2 volume keys - 7 function keys (menu, cancel, voicemail, mute, headphone, Redial, hands-free) - Wall mountable |
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