Điện thoại IP không dây Grandstream DP720
- Kết nối vào trạm thu phát DP750.
- Âm thanh chuẩn HD trong vắt với công nghệ âm thanh mới nhất Opus Codec.
- Loa ngoài đàm thoại 2 chiều.
- Jack nối tai nghe 3.5mm cho phép kết nối tai nghe.
- Màn hình màu.
- Các phím chức năng: Giữ cuộc gọi, chuyển máy, hội nghị 3 bên.
- Phạm vi hoạt động: 50 mét trong nhà, 300 mét ngoài trời.
Đặc tính kỹ thuật
| Model | DP720 |
| Air Interface | 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) Range: up to 300 meters outdoors and 50 meters indoors |
| Peripherals | 1.8 inch (128x160) color TFT LCD |
| 23 keys including 2 soft keys, 5 navigation/ menu keys, 4 dedicated function keys for SEND, POWER/END, SPEAKERPHONE, MUTE | |
| 3-color MWI LED | |
| 3.5mm headset jack | |
| Removable belt clip | |
| Micro-USB port for alternative charging and non-battery operation | |
| 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 DP750), AEC, AGC, Ambient noise reduction |
| Telephony Features | Hold, transfer, forward, 3-way conference, call park, call pickup, downloadable phonebook, call waiting, call log, auto answer, click-to-dial, flexible dial plan, music on hold |
| Sample Applications | Weather, Currency (Pending) |
| HD Audio | Yes, both on Handset and Speakerphone |
| Security | DECT authentication & encryption |
| Multi-line Access | Each handset may access up to ten (10) lines |
| Power & Green Energy Efficiency | Universal Power Supply Input AC 100-240V 50/60Hz; Output 5VDC 1A; Micro-USB connection; Rechargeable 800mAh Ni-MH Low Self-Discharge (LSD) AAA batteries (250 hours of standby time and 20 hours of talk time) |
| Dimensions (H x W x D) | Handset: 155 x 50 x 26 mm, charger cradle: 35 x 63.5 x 54 mm |
| Electronic Shutter Speed | 1sec ~ 1/12,000sec |
| Digital Zoom | Off / On (1x ~ 16x) |
| Alarm | 1 out |
| Communication | Coaxial control (SPC-300 compatible), RS-485 |
| Protocol | Coax : Pelco-C (Coaxitron) RS-485 : Samsung-T/E, Pelco-D/P, Panasonic, Bosch, Honeywell, Vicon, AD, GE |
| Input Voltage / Current | 24V AC & 12V DC ±10% |
| Power Consumption | 6W |
| Color / Material | Black, Ivory / Aluminum, Plastic |
| Dimensions | 73.1 x 67.2 x 123.9mm |
| Weight | 300g |
- Sản phẩm chính hãng Grandstream của Mỹ.
- Sản xuất tại Trung Quốc.
- Bảo hành: 12 tháng.
