| Management | - Auto-provision via TFTP/FTP/HTTP/HTTPS/RPS
- Auto-provision with PnP
- Handset upgrade: OTA (Over-The-Air)/ No Perception Upgrade
- Configuration: browser/phone/auto-provision
- Trace package and system log export
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| Phone Features | - Up to 20 simultaneous calls
- Up to 10 handsets
- Up to 10 SIP accounts
- Up to 2 simultaneous calls per handset
- Up to 6 repeaters per base station (RT30)
- Vibration alarm
- Alarm functions: push-button/no-movement/ mandown/running
- Handset selection for receiving call
- Handset and number selection for placing call
- Paging, intercom, auto answer, dial plan
- Call hold, call transfer, 3-way conference
- Switching between calls
- Call waiting, mute, silence, DND
- Caller ID with name and number
- Anonymous call/Anonymous call rejection
- Call forward: Always/Busy/No Answer
- Speed dial/Voicemail/Redial
- Message Waiting Indication (MWI)
- Music on hold (server-based)
- Local phonebook for up to 1000 entries (store in the base)
- Remote phonebook/LDAP/XML phonebook
- Phonebook search/import/export
- 100 call history per handset: All/Placed/Missed/Received
- Direct IP call without SIP proxy
- Reset to factory, reboot
- Keypad lock, emergency call
- Broadsoft directory, BroadSoft call log
- Broadworks feature key synchronization
- Shared Call Appearance (SCA)
- XML browser
- Action URI
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| Personalization | - 9 ringer melodies
- Screen saver
- Multilingual user interface
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| Audio Features | - Full-duplex speakerphone
- Hearing Aid Compatibility (HAC) compliant
- FNR (Flexible Noise Reduction)/Noise Cancellation
- Receiver volume control: 5 steps
- Ringer volume control: 5 steps+off
- Multiple advisory tones
- Acoustic warning for low battery status
- DTMF
- Wideband codec: Opus, AMR-WB (optional), G.722
- Narrowband codec: PCMU, PCMA, G.726, G.729, G.729A, iLBC
- VAD, CNG, AGC, PLC, AJB ,AEC
- Support VQ-RTCPXR (RFC6035), RTCP-XR
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| Network Features | - SIP v1 (RFC2543), v2 (RFC3261)
- SNTP/NTP
- VLAN (802.1Q and 802.1P)
- 802.1x, LLDP
- STUN Client (NAT Traversal)
- UDP/TCP/TLS
- IP assignment: Static/DHCP
- Support outbound proxy server backup
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| Security | - Open VPN
- Transport Layer Security (TLS)
- HTTPS (server/client), SRTP (RFC3711)
- Digest authentication
- Secure configuration file via AES encryption
- Support SHA256/SHA512/SHA384
- Three-level configuration mode: Admin/Var/User
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| DECT | - Frequency bands: 1880–1900 MHz (Europe), 1920–1930 MHz (US)
- DECT Standards: CAT-iq2.0
|
| Interface | - 1 x RJ45 10/100 M Ethernet port
- Power over Ethernet (IEEE 802.3af), Class 1
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| Physical Features | - Indoor Range: 50 meters (in ideal conditions)
- Outdoor Range: 300 meters (in ideal conditions)
- Battery: 1460 mAh, Lithium-ion, 3.7 V, 5.4 WH
- Up to 40-hour of talk time
- Up to 575-hour of standby time
- 1.8” 128 x 160-pixel TFT color display
- Desktop or wall mountable
- LCD backlight, key backlight
- Energy-saving ECO mode/ECO Mode+
- Backlit keypad with 25 keys:
- Standard ITU telephone keypad, 12 keys, 4 x 3, with star and pound/hash key
- 5 navigation keys (left, right, up, down, OK)
- 2 softkeys
- 6 function keys (Speaker, message, Off-hook, Cancel, TRAN, Mute)
- 3 side keys (volume up/down, alarm)
- 6 shortcut keys
- Three LED indicators on W70B:
- 1 x Registration LED
- 1 x Network Status LED
- 1 x Power Indicator LED
- External Yealink AC adapter: AC 100-240V Input and DC 5V/600mA Output
- Color: Handset: Black ; Base: Classic Grey
- Handset size: 157 mm x 51 mm x 24 mm
- Base station size: 130 mm x 100 mm x 25.1 mm
- Operating humidity: 10%-95%
- Handset operating temperature: - 10 to +50°C (+14-122°F)
- Handset storage temperature: - 30 to +70°C (-22 to 158°F)
- Base station operating temperature: 0-40°C(+32-104°F)
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| Package Features | - Package contents:
- W57R Handset with Belt Clip
- W70B Base Station
- Base Stand
- Charger Cradle
- Two Power Adapters
- Ethernet Cable
- Rechargeable Battery
- Decorative Cover
- Quick Start Guide
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