WiFi Wireless Telephone, 4G/SIP Network Desktop Phone

J&R Technology is one of the leading China wifi wireless telephone, 4g/sip network desktop phone manufacturers and suppliers with one of the famous brands, we also have our own factory, we are a professional company and can offer you best wifi wireless telephone, 4g/sip network desktop phone products. Welcome to buy high-quality products from us.

 

WiFi Wireless Telephone, 4G/SIP Network Desktop Phone

JR401-GP fixed telephone is a multi-functional communication terminal, which is a VOIP terminal product with high practicality and manageability for voice communication on IP networks. It can be used in extensions and network IP telephone operating networks within the enterprise and has Internet access User. It can connect to the operator's 4G network, and the communication cost is extremely low with the support of the operator. It can also be used as a communication tool with high cost performance, high stability, and most in line with traditional usage habits in various private networks.

 

• Wi-fi hotspots are supported
• 4GB VoLTE voice, enabling voice calls based on traffic
• support FM radio, SMS, MP3
• SIM card support to reduce calls
• SD card support

Technical specifications
WiFi Wireless Telephone, 4G/SIP Network Desktop Phone

Item	Specificatiom
LCD size	2.4
LCD Color	Color
Platform	Spreadtrum 9820e
Network	4G All-Netcom(adjusted for different countries and regions)
Frequency	FDD-LTE: B1/B3/ B7/B20/B28A
	TDD-LTE: B38/B39/B40/B41
	WCDMA: B1/B2/B5/B8
	GSM: B2/B3/B5/B8
WIFI	Support IEE802.11b/g/n
Bluttooth	Ble 4.0
Battery	1000mAh
Antenna	External TNC or Built-in Antenna
Power Supply	Micro usb 5V input
Main Function	WIFI Hotspot, VoLTE Voice, MP3 FM Radio, SMS, Make/receive call,
	Hands free,speed dial,call forwarding,weather forecast etc
Antenna interface	Integrated/TNC detachable antenna (optional)
Standby	Standby:120hrs talking time<5hrs
Power supply	DC 5V/1A
Battery	3.7V/1000mAh
Accessory	Wire coil,handset,power adapter,back-up battery,user manual

VOIP parameters of this device
This device is a standard SIP protocol, which is perfectly compatible with all PBX sip servers on the market

SIP Protocol	SIP 2.0 (RFC3261)
Transmission protocol	UDP/TCP/TLS
DTMF	In-band, Out-of-band(RFC 2833) and SIP INFO
Audio coding	G.722/G.729/AMR/AMRWB GSM/PCMA/PCMU/SPEEX/ILBC/DTMF/ISACWB/OPUS
Audio function	AEC/VAD/CNG/AGC/ANS
SRTP	NONE/FORCE/PREFER
3GPP	TS 24.605
Call transfer support	support
STUN	support
SIP line	3 lines

Hot Tags: wifi wireless telephone, 4g/sip network desktop phone, China, manufacturers, suppliers, factory, company, brands, buy, best, high-quality, products