4G SIP Phones Specifications

Model C5 IP3A IP5
1 Appearance
2 Operating System Android 4.4 Linux Linux
3 SIP+2/3/4G SIP+2/3/4G SIP+2/3/4G
4 Display Size 2.4", Color LCD 2.4", Color LCD 2.4", Color LCD
5 Touch Type No touch No touch No touch
6 Resolution 240*320 240*320 240*320
7 SIM Cellular SIM Network √, dual SIM slots √, single SIM slot √, dual SIM slots
8 SIM Type Standard SIM Card Standard SIM Card Standard SIM Card
9 Band Options Option C: FDD LTE: B1/B3/B8; TDD LTE: B38/B39/B40/B41; 3G: B1/B8; 2G: B3/B8
10 Option E: FDD LTE:B1/B3/B5/B7/B8/B20; TDD LTE:B38/B40/B41; 3G: B1/B8; 2G:B2/B3/B5/B8
11 Option A: FDD LTE B1/B2/B3/B5/B7/B8/B28A/B28B; 3G: B1/B2/B5/B8; 2G:B2/B3/B5/B8
12 DTMF In-band, SIP INFO In-band, SIP INFO In-band, SIP INFO
13 SIP Support SIP 2.0 Support SIP 2.0 Support SIP 2.0
14 3 SIP Accounts 2 SIP Accounts 3 SIP Accounts
15 Support SIP UDP/TCP/TLS Support SIP UDP/TCP/TLS Support SIP UDP/TCP/TLS
16 WIFI 2.4Ghz, 802.11 b/g/n 2.4Ghz, 802.11 b/g/n 2.4Ghz, 802.11 b/g/n
17 RJ45 Ethernet Port x x Optional
18 Speed Keys x 3 sets 3 sets
19 USB Micro USB OTG Micro USB OTG Micro USB OTG
20 Headset port ×
21 TF Card × ×
22 Telephony Features HD Voice √, HD hand-free, HD handset √, HD hand-free, HD handset √, HD hand-free, HD handset
23 Phone Book Up to 1000 Up to 1000 Up to 1000
24 Voice Mail Support, Unread Message Reminder Support, Unread Message Reminder Support, Unread Message Reminder
25 Audio Conference 3-party 3-party 3-party
26 Some Functions Add/Delected the contacts, Missing incoming call
27 Do Not Disturb/Auto Answer
28 Call transfer/Busy call tranfer/ forward unconditional
29 Audio Code G.722/GSM/PCMA/PCMU/G.729AB/Ilbc/AMR/DTMF/ISACWB/ISACSWB/OPUS
30 Support high-quality audio calls
31 VAD/CNG/AGC/ANS/AEC
32 Network Protocol HTTP/TR069/RTP/SRTP HTTP/TR069/RTP/SRTP HTTP/TR069/RTP/SRTP
33 Auto Provisioning HTTP/HTTPS/TR069 HTTP/HTTPS/TR069 HTTP/HTTPS/TR069
34 PBX Compatibility Broadsoft, Asterisk, Trixbox, Freeswitch, Huawei, Avaya, ZTE, etc.
35 Power Supply Power Input 100-240V/50-60Hz 100-240V/50-60Hz 100-240V/50-60Hz
36 Power Output 5V 1A 5V 1A 5V 1A
37 Battery 1400mA/h 1000mA/h 1000mA/h
38 Working Temperature -10 to 50 ℃ -10 to 50 ℃ -10 to 50 ℃
39 Working Humidity 10%-90% 10%-90% 10%-90%