Grandstream DP735 Ruggedized DECT Cordless HD Handset

Grandstream DP735 is a ruggedized DECT cordless IP phone that allows users to mobilize their VoIP network throughout any business, warehouse, retail store and residential environment. It is supported by Grandstream’s DP750, DP752 and DP755 DECT VoIP base stations and delivers a combination of mobility and top-notch telephony performance. Up to 10 DP735 handsets are supported on each base station (DP755) while each DP735 supports a range of up to 400 meters outdoors (with DP755) and 50 meters indoors with 65 hours of talk time and 650 hours standby time. It features a suite of robust telephony features including support for up to 20 SIP accounts per handset (with DP755), full HD audio, 2.4 inch color TFT LCD display, a 3.5mm headset jack, push-to-talk, a speakerphone and more. When paired with Grandstream’s DECT Base Stations, the DP735 is a high-end handset that offers a powerful cordless DECT solution for any business or residential user.

Key Features & Benefits:

• Supported by Grandstream’s DP750, DP752 and DP755 DECT VoIP base stations
• Up to 400 meters outdoor range and 50 meters indoors (with the DP755 VoIP base station)
• 2.4 inch (240x320) color TFT LCD with 3 programmable soft keys
• Offers 65-hour talk time and 650-hour standby time
• Supports up to 20 SIP accounts and 20 lines per handset as well as 3-way conferencing
• DECT authentication & encryption technology to protect calls & account
• Dedicated push-to-talk button; built-in proximity and accelerometer sensors
• Automated provisioning options  include TR-069 and XML config files
• Use with Grandstream’s UCM series of IP PBXs for Zero Config provisioning
• HD audio to maximize audio quality and clarity; full duplex speakerphone 
• Ruggedized design, IP67 Rated-Water-proof, dust-proof, cleaning chemical resistant, antimicrobial casing, drop safe from 2.5m

Specifications:

• Telephony standards: DECT
• Frequency bands:
  - 1880 – 1900 MHz (Europe), 1920 – 1930 MHz (US),
  - 1910 – 1920 MHz (Brazil), 1786 – 1792 MHz (Korea)
  - 1893 – 1906 MHz (Japan), 1880 – 1895 MHz (Taiwan)
• Number of Channels: 10 (Europe), 5 (US, Brazil or Japan), 3 (Korea), 8 (Taiwan)
• Outdoor Range: up to 400 meters (DP752/DP755) or up to 300 meters (DP750)
• Indoor Range: up to 50 meters
• Peripherals
  - 2.4 inch (240x320) color TFT LCD
  - 27 keys including 3 soft keys, 5 navigation/menu keys
  - 4 dedicated function keys for SPEAKERPHONE, MUTE, SEND, POWER/END
  - 3 side keys including 2 volume (up and down) and 1 Push-to-Talk key
  - 3-color MWI LED
  - 3.5mm headset jack
  - Proximity and accelerometer sensors
  - Removable belt clip
  - Micro-B USB port for alternative charging and non-battery operation
  - Vibration Ring Mode
• Protocol/Standards:  Hearing Aid Compatibility (HAC) compliant
• Voice Codecs:
  - G.722 codec for HD audio and G.726 codec for narrow band audio (G.711μ/a-law
  - G.723.1, G.729A/B, iLBC and OPUS are supported via companion DECT base station)
  - AEC, AGC, Ambient noise reduction on handset microphone
  - Advanced noise suppression for incoming audio
• Telephony Features:
  - Hold, transfer, forward, 3-way conference, push-to-talk, intercom
  - Downloadable phonebook, call waiting, call log, auto answer
  - Click-to-dial, flexible dial plan
• HD Audio both on Handset and Speakerphone
• Security: DECT authentication & encryption
• Multi-language support
• Upgrade/ Provisioning: 
  - Software Upgrade Over-The-Air (SUOTA)
  - Handset provisioning Over-The-Air
• Multi-line Access: Each handset may access up to twenty (20) lines
• IP67 Rated-Water-proof, dust-proof, cleaning chemical resistant, antimicrobial casing and 2.5m drop safe
• Power & Green Energy Efficiency:
  - Universal Power Supply AC 100-240V 50/60Hz, 5VDC - 1A (Micro-B USB Connector)
  - Rechargeable 2000mAh Li-ion battery, 650 hours of standby time and 65 hours of talk time (laboratory data)
• Temperature and Humidity:
  - Operation: -10º to 45ºC, Charging: 0 to 45ºC
  - Storage: -20º to 60ºC
  - Humidity: 10% to 90% non-condensing
• Dimensions (HxW D): 
  - Handset: 166.00 x 57.80 x 26.30mm
  - Charger cradle: 82.00 x 80.00 x 30.60mm
• Weight:
  - Handset: 0.221.5 kg
  - Charger cradle: 0.056 kg
  - Universal power supply: 0.055 kg
  - Package: 0.535 kg
• Compliance: FCC, CE, RCM, IC

 PartnerNET Grandstream DP735 Datasheet

Package Contents:

• DP735 Handset
• Universal power supply 
• Charger cradle
• Belt clip
• 1 Battery
• Quick Start Guide