2015 Hot sales Earphones & Headphones
US$ 34 - 35
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1 Piece(Min. Order)
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Product Details
| Brand Name | Cesller or OEM | Model Number | NSN835 | |
| Style | In-Ear | Communication | Wired | |
| Connectors | USB | Use | Computer | |
| Place of Origin | China |
Product Description
2015 Hot sales Earphones & Headphones
Product Description
Support SIP 2.0 (RFC3261) and SRTP protocol
Support IAX2,iax2 line key call
Support 2 SIP lines, the user can register to 2 SIP server at the same time,through a server for any incoming and outgoing calls
Support multiple call queuing
Speech coding support: Codec:G.711A/u, G.723.1 high/low, G.729a/b, G.722.1,G.726,AMR
Support HD voice
Echo cancellation:Support G.168, Hands-free can achieve 96 ms echo cancellation
Support Voice Gain Setting, VAD, CNG
Support for hands-free full-duplex communication
SIP support SIP domain, SIP authentication (none, basic, MD5) domain name resolution, peer IP calls
DTMF support: SIP info, DTMF Relay, RFC2833
Support 9 systems ringtones and three user-defined ringtones
Large screen LCD display screen with all soft function keys more easier.
Support headphone interface(RJ9)
Customizable multinational language versions, English is the default
SIP application
Flexible call control functions
Support 500 phone book records
Support XML phonebook/browser
Support Speed Dial
With IP PBX / IMS service code calls configuration operations
Support web click to dial the phone book
Speech coding based on SIP line configuration
Support keyboard lock, the emergency call number and keyboard lock condition
Headphones, hands-free ringing
Support POE power supply (optional)
Company Information
Shenzhen Guowei Cesller Technology Co.,Ltd,specialized in manufacturing group phone system products and communication equipment.Cesller is a high-tech enterprise whose headquarter lies in Canada. It is a diversified company setting design research and products development as a leader,including production, sales and service.
Our Services
Shenzhen Guowei Cesller Technology Co.,Ltd
Contact Person:Lanny-Liu
Tel:86-0755-61363900-238
WhatsApp:+8615013708905
Skype:cesller
Contact Us
- Shenzhen Guowei Cesller Technology Co., Ltd.
- Contact nameLanny Liu Chat Now
- Phone86-0755-61363900-238
- Address4/F, Block A,Hainengda Science Park, No.3 Baolong 4th Road, Longgang District, Shenzhen, Guangdong, China, Shenzhen, Guangdong
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