Feature Highlights:
1. 2-inch color screen, built-in dual-band Wi-Fi (2.4G & 5G).
2. Support IEEE802.11k/v/r fast roaming, automatic network switching.
3. Support encryption algorithm, protect communication security.
4. Built-in Bluetooth 5.0 can be used with wireless headset.
5. With PTT button, it can realize one-key quick call.
6. 1900mAH high-capacity removable battery, 9 hours talking, 200 hours standby.
2-inch 240*320 color HD LCD display, 4 SIP routes, Caller ID, Handset/Handsfree/Headset mode, Supports customized DSS key, HD voice, Belt clip, Caller vibration, Desktop charging dock, Standard type-c connector, Rechargeable Li-Ion battery, Supports Bluetooth 5.0,
Multi-language support: English, Chinese, German, French, Italian, Portuguese, Russian, Spanish, Japanese, Korean.
Network Time Synchronization, Local Contacts, Network Phonebook, Multi-language Selection, Call Logging, Blocked Call List and Allowed Call List, Screensaver Standby, Personalized Ringtone Setting, Screen Backlight Adjustment, Memo, SMS Service, Voice Message (MWI), Menu Encryption Setting, Keypad Lock/Backlight Adjustment, Volume Level Adjustment.
Auto Attendant, Outgoing/Answer/Reject, Call Waiting/Switching, Call Forward, Speed Dial, Intercom, Anonymous Calling, Three-way Conference, Outbound Restriction, IP Direct Dialing, Speed Dialing, Emergency Calling, Caller ID, Query (dialing, incoming and outgoing calls), Do Not Disturb, PTT One-Touch Calling.
Narrowband coding: G.711a/u, G.729AB, iLBC
Wideband coding: G.722, Opus.
Duplex intercom with echo cancellation algorithm (AEC) - up to 96ms echo delay cancellation.
Voice Activity Detection (VAD) / Comfort Background Noise Generation (CNG) / Background Noise Enhancement (BNE).
Packet Loss Concealment, Dynamic Adaptive Jitter Buffering up to 300ms.
DTMF: In-band audio (In-band), Out-of-band - DTMF transfer (RFC2833) / SIP.
Built-in Wi-Fi, supports 802.11 a/b/g/n/ac protocols:
2.4GHz IEEE 802.11 b/g/n
5GHz IEEE 802.11a/n/ac
Encryption: WPA /WPA2-PSK, 802.1X EAP
Charging prompt, full prompt, insufficient power prompt, abnormal power off, charging automatic power on, system power real-time statistics/display.
RTP/RTCP/SRTP, STUN, DHCP, SNTP, FTP/TFTP, HTTP/HTTPS, TR-069.
Auto-provisioning via FTP/TFTP/HTTP/HTTPS/DHCP OPT66/SIP PnP/TR-069.
Web-based management interface, Web-based Packet-dump, Configuration export/import, Software upgrades, System log (Syslog).