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Obihai Technology, Inc. > 
Item#: 9SIA1CS1XR4250

Obihai OBI302 VoIP Telephone Adapter with 2-Phone Ports, Router & USB

  • Internet (WAN): 1 x 10/100BaseT Ethernet Port (802.3)
  • LAN: 1 x 10/100BaseT Ethernet Port (802.3)
  • Phone (FXS): 2 x RJ-11 FXS Analog Phone Ports
  • USB: USB 2.0 (For use with OBiWiFi, ObiBT and Storage
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With the OBi302, you are able to provide your customers the best possible experience when connecting to your hosted VoIP services.Via the its two (2) on-board phone connections as well as via the Internet to other OBi endpoints via Obihai's free OBiTALK network or up to four (4) available SIP-based VoIP services, the OBi302 canmake and receive phone calls and faxes as well as bridge mobile, fixed line and Internet telephone services. The OBi302 supports the T.38 fax standard for reliable facsimile calls over the Internet.

Learn more about the Obihai Technology, Inc. OBI302






IEEE 802.3
Local Access Interface: IVR Password

Remote Access Interface: User Name & Password Access via HTTP, TFTP - HTTPS

Device Web Page Standard: HTTP v1.1, XMLv1.0

Secure Remote Provisioning: TFTP, HTTP, HTTPS
Internet (WAN): 1 x 10/100BaseT Ethernet Port (802.3)

LAN: 1 x 10/100BaseT Ethernet Port (802.3)

Phone (FXS): 2 x RJ-11 FXS Analog Phone Ports

USB: USB 2.0 (For use with OBiWiFi, ObiBT and Storage Devices)
5 - Power/Status, Ethernet Activity (WAN), Ethernet Activity (LAN), Phone 1, Phone 2
Type: Universal Switching with Fixed US, EU, UK Style Plug Prongs (Model Dependent)

Input Power: AC Input: 100 to 240 Volts 0.3A 50-60Hz (26-34 VA)

Output Power: DC: +12V 1.0 Amp Max
4.1"W x 4.5"D x 1.2"H
255 grams / 9 ounces
0ºC to 45ºC
10% to 90%, Non-Condensing


SIP Service Provider Support for Up to Four (4) SIP Accounts

Any Available Service Can be Accessed from Each Phone Port Independently

Aggregation / Bridging of Four (4) SIP Voice Services and One (1) OBiTALK Service

Automatic Attendant for Simplified Call Routing (AA)

Call Back Service - Automatic Call Back to Connect User to the AA to Make a New Call or Ring the Attached Phone

OBiTALK Web Portal Integration
- Configuration and Management of OBi Endpoints
- Download OBi Client Applications for Smart Phones, Internet Devices & PCs
- Creating & Joining Circles of Trust So You Can Share Your OBi
- Setting Up Your OBi Endpoint Speed Dial Directory

Configurable to Work with Any SIP Compliant Internet Telephone Service

Analog Phone Impedance Agnostic

Robust Telephony Features:
- Caller ID - Name & Number
- Call Waiting
- Message Waiting Indication - Visual and Tone Based
- Speed Dialing of 99 OBi Endpoints or Numbers
- Three Way Conference Calling with Local Mixing
- Hook Flash Event Signaling
- Call Forward - Unconditional
- Call Forward on Busy
- Call Forward on No Answer
- Call Transfer
- Anonymous Call
- Block Anonymous Call
- Do Not Disturb
- Call Return
- Repeat Dialing

Powerful Call Routing & Voice Service Features:
- SIP Support for Voice and Fax Over IP (T.38 and G.711 pass-thru) from Internet Telephony Service Providers
- OBiTALK Managed VoIP Network for OBi Endpoint Devices & Applications
- High Quality Voice Encoding Using G.711, G.726, G.729, iLBC Algorithms
- Recursive Digit Maps & Associated Call Routing (Outbound, Inbound)

Quick Info


  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year

Customer Reviews of the Obihai Technology, Inc. OBI302

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  • Hongseok K.
  • 5/16/2013 10:51:45 AM
  • Tech Level: Average
  • Ownership: less than 1 day
  • Verified Owner

1 out of 5 eggsNo Google Voice

Pros: None.

Cons: This model does NOT support Google Voice.
Useless customer service.
No paper manual or web tutorial for this model.

2 out of 6 people found this review helpful. Did you? Yes No

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Home > 
Computer Hardware > 
Networking > 
VoIP > 
Obihai Technology, Inc. > 
Item#: 9SIA1CS1XR4250
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