Click Fraud Grandstream HandyTone 503 Analog Telephone Adapter
× Please note: Our office will be closed from 12:00 PM on Tuesday, 24th December, and will reopen on Thursday, 2nd January.See more
Shopping Cart 0 items - £0.00
Become a Reseller
SANGOMA PBXACT UC SYSTEM
Fanvil VoIP Phones

Grandstream Handytone HT503 Analog Adapter

0 Based on 0 ratings.
Write a Review
 
Key Features
  • Supports up to 2 SIP accounts
  • Advanced telephony features
  • Status LED indication

Pricing Volume Price Discounts

No volume pricing discounts available

Shipping Shipping Options

Shipping costs are calculated based on weight and destination during checkout. For next day delivery our cut off is 16:00.

Support Product install/setup

Want help installing this product? Add premium support to your order.

Downloads Documents & Manuals

SKU:HT503
Brand:
Available Options:
  • Product Details
  • Reviews
  • White Papers / Case Studies
Please Note:This item has been discontinued. For an alternative, please see the other Grandstream Analog Adapters.

Grandstream Handytone HT503 Analog Adapter

The Grandstream HandyTone HT503 is a powerful, affordable, high quality, and manageable analog adapter for residential users. Its compact size, excellent voice quality, packed feature functionality, and affordability, enable you to maximise the power of IP voice and data connectivity.

Grandstream HandyTone HT503 Key Features:

  • 1 FXS analog telephone ports (RJ11), 1 PSTN line FXO port, dual 10/100 Mbps ports with integrated NAT router
  • 3-way voice calling
  • Supports up to 2 SIP accounts
  • Advanced telephony features
  • Status LED indication

The HandyTone 503 is based on SIP standard and is interoperable with most 3rd party SIP compliant devices and software. It also features 1 FXS telephone port, 1 FXO PSTN line port, dual 10M/100Mbps network ports, port status and message waiting LED, and a base stand for vertical positioning.

Grandstream HandyTone HT503 Technical Specification

Telephone Interfaces

  • 1 FXS port (RJ11)
  • 1 FXO PTSN line port (RJ11) with lifeline support

Network Interfaces

  • Two 10M/100Mbps ports (RJ-45) integrated NAT router and auto-detection and support for either straight through or crossover cables

LED Indicators

  • Power, WAN, LAN, PHONE1 and LINE

Telephony Features

  • Caller ID display or block
  • Call waiting with caller ID
  • Flash, blind or attend call transfer
  • Hold
  • Call forward
  • Do not disturb
  • 3-way conferenceing

Voice Codec

  • G.711 Annex I (PLC)
  • Annex II (VAD/CNG format)
  • G.723.1A
  • G.729A/B/E
  • G.726-40/32/24/16
  • iLBC

IP Signalling

  • SIP (RFC 3261)
  • SIP over TCP/TLS
  • Up to 2 SIP account profiles
  • Symetric and Asymetric RTP/codec in any call sesions

DTMF Method

  • RFC2833
  • SIP INFO

Universal Power Supply

  • Output: 12VDC, 0.5A
  • Input: 100-240 VAC, 50-60 Hz

Size and Weight

  • Laying Flat: 25mm x 115mm x 75mm (H x W x D)
  • Standing up: 115mm x 25mm x 75mm (H x W x D)

Caller ID

  • REN3: Up to 150ft on 24 AWG line

To see the whole specification please view our datasheet at the top of the page.

Specifications Tab

There are currently no product reviews.
  • PDF
This product has been discontinued.

Be Notified


If you would like to be notified when the"Grandstream Handytone HT503 Analog Adapter" is re-stocked, please enter your contact details and we will notify you instantly.

Your Email Address
Your Name

  I want to receive the VoIPon newsletter for information about
products, promotions, and wireless news. See our Privacy Notice.

Please Note: Confirmation of your "notify me" stock request will be emailed to the provided email address.