Cordless VoIP phone - DECT - 3-way call capability - SIP - 20 lines
| Main Specifications | |
|---|---|
| Product Description | Grandstream DP735 - cordless VoIP phone - 3-way call capability |
| Product Type | Cordless VoIP phone |
| Total Number of Wireless Handsets | 1 |
| Cordless Phone Standard | DECT |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.726, G.711?, G.711a-law, G.723.1, G.729ab, iLBC, Opus |
| Lines Supported | 20 lines |
| Speakerphone | Yes |
| Call Services | Call Transfer, Call Hold, Call Forwarding, Call Waiting |
| Display | LCD display - color - Yes |
| General | |
| Product Type | Cordless VoIP phone |
| Total Number of Wireless Handsets | 1 |
| Shipping Weight | 18.87 oz |
| Protection | IP67, waterproof, dust-proof, chemical-resistant, antimicrobial, drop-resistant |
| Miscellaneous | |
| Connections | Micro-USB ¦ Headset jack / mini-phone 3.5 mm |
| Hearing Aid Compatible | Yes |
| Placing / Mounting | Table-top |
| Included Accessories | Power adapter, charger cradle, belt clip |
| Battery | |
| Capacity | 2000 mAh |
| Technology | Rechargeable - lithium ion |
| Talk Time | 65 hours |
| Standby Time | 650 h |
| Display | |
| Type | LCD display - color |
| Display Location | Handset |
| Diagonal Size | 2.4" |
| Display Resolution | 240 x 320 pixels |
| Backlit | Yes |
| Display Languages | English, Czech, German, Spanish, French, Hebrew, Italian, Dutch, Polish, Portuguese, Russian, Turkish, Arabic, Croatian, Chinese (simplified), Chinese (traditional), Japanese, Korean, Slovak, Serbian, Greek, Swedish |
| Phone Features | |
| Cordless Phone Standard | DECT |
| Call Services | Call Transfer, Call Hold, Call Forwarding, Call Waiting |
| Max Handsets Supported | 10 |
| Max Handset Operating Distance | 164 ft |
| Max Handset Operating Distance (Outdoor) | 1310 ft |
| Dialer Location | Handset |
| Conference Call Capability | 3-way |
| Speakerphone | Yes |
| Programmable Buttons Qty | 3 |
| Volume Control | Yes |
| Indicators | Message waiting indicator |
| Additional Functions | Rugged, push to talk (PTT), proximity sensor, accelerometer, mute, vibration alert, Intercom, phonebook transfer, auto answer, DECT security mode, SUOTA, OTA (Over the Air) upgrade |
| Dimensions & Weight (Shipping) | |
| Shipping Weight | 18.87 oz |
| Dimensions & Weight (Base) | |
| Width | 3.2 in |
| Depth | 1.2 in |
| Height | 3.1 in |
| Weight | 2 oz |
| Dimensions & Weight (Handset) | |
| Width | 2.3 in |
| Depth | 1 in |
| Height | 65.4 in |
| Weight | 7.8 oz |
| IP Telephony | |
| VoIP | Yes |
| VoIP Protocols | SIP |
| Voice Codecs | G.722, G.726, G.711?, G.711a-law, G.723.1, G.729ab, iLBC, Opus |
| Lines Supported | 20 lines |
| Network Protocols | TR-069 |
| Voice Features | HD audio, acoustic echo cancellation (AEC), automatic gain control (AGC), Noise Reduction (NR), background noise suppression |
| Network Features | Up to 20 SIP accounts |
| Dimensions & Weight (Power Adapter) | |
| Weight | 2 oz |