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Grandstream DP735 Ruggedised High-Tier DECT Handset — GR-DP735
Rugged DECT handset. High-tier DP735.
Grandstream DP735 ruggedised high-tier DECT HD handset — pairs with DP750 / DP752 / DP755 bases for tough indoor mobility.
- ✓Ruggedised DECT cordless HD handset
- ✓2.4" colour TFT display
- ✓PTT / sensor features for verticals
- ✓Requires DP75x DECT base (separate)
Rugged DECT handset.
High-tier mobility on DP bases.
The Grandstream DP735 is a ruggedised high-tier DECT cordless HD handset for warehouses, retail and tough indoor environments — pairs with DP750 / DP752 / DP755 DECT base stations.
Product shot may differ from the actual product.
ADD-ON HANDSET — GR-DP735
Handset only. Requires a compatible Grandstream DECT base (sold separately).
- DP735 handset
- Battery
- Charger cradle / PSU per packing list
- Quick installation guide
Confirm final packing list on the manufacturer QSG / datasheet.
- DP750 / DP752 / DP755 DECT base
- SIP PBX registered on the base
Unsure what’s compatible? Contact Infront Technologies before ordering — we’ll confirm the rest of the bill of materials.
Grandstream hardware. Australian support.
Shipped and supported by Infront Technologies — a team that designs and maintains professional UC, intercom and networking systems every day.

RUGGED · 01
Built for demanding mobile users.
Ruggedised body with push-to-talk and sensor features for vertical workflows.
2.4" colour TFT for clearer call UI.
RANGE · 02
DECT range with the right base.
Outdoor / indoor range depends on the companion base (e.g. DP755 class deployments).
HD audio codecs via the DECT system.


SYSTEM · 03
Part of Grandstream DECT.
Register multiple handsets per base within system limits.
Provision alongside UCM for Zero Config where supported.
How it works
From unbox to live service.
01
Base first
Install and register the DECT base to SIP.
02
Subscribe handset
Pair DP735 to the base.
03
Assign users
Extensions / directory as required.
04
Verify range
Walk-test coverage on site.
At a glance
Key specs — GR-DP735
- Type
- Ruggedised DECT HD handset
- Display
- 2.4" colour TFT
- Bases
- DP750 / DP752 / DP755
- Features
- PTT, sensors, HD audio
Verify final specifications on the current Grandstream datasheet before ordering.
Answers
Frequently asked questions
Works without a base?
No — a compatible DECT base is required.
Extending a Grandstream DECT system?
Grandstream professional UC hardware from Infront Technologies. Call 1300 736 970 or email [email protected].
Installation & safety notice
Professional ICT product. The GR-DP735 is networking / unified-communications equipment. Install and configure according to the Grandstream documentation for your firmware revision. PoE and mains-powered accessories must be used with compatible injectors, switches or the supplied PSU only.
When a licensed tradesperson is required. New structured cabling, rack mains, or modifications to premises wiring must be performed by appropriately licensed / registered trades under applicable Australian rules (including AS/NZS 3000 and AS/CA S009 where relevant).
Specifications & imagery in good faith. Features and published imagery can change without notice at Grandstream’s discretion. Confirm the current datasheet before ordering. Appearance and packaging may differ from marketing images.
By ordering you confirm the product is fit for your intended use. Infront Technologies does not accept liability for incorrect site preparation or use outside the manufacturer’s specifications.
- Audio
- HD voice
- Type
- Ruggedised high-tier DECT handset
- Standby time
- 400-hour standby time
- Display Resolution
- 240 x 320
- Display Size
- 2.4-inch
- Battery
- Rechargeable (packing list)
- Display
- 2.4" colour TFT
- Bluetooth
- Yes
- Operating Time
- 20-hour talk time
- PTT
- Push-to-talk capable
- Use cases
- Warehouse, retail, tough indoor
- Radio
- DECT (with DP75x base)
- Bases
- DP750 / DP752 / DP755















