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DR-550UV Dual Band Walkie Talkie DMR Digital Two Way Radio
- Commodity name: DR-550UV Dual Band Walkie Talkie DMR Digital Two Way Radio
- Model Number: DR-550UV
- Brand: Kydera
- Product Origin: China
- Type: Digital
- Advantage: GPS.Bluetooth. Ai-Based noise cancelation
Category:
Detailed Introduction
Technical parameters
General specification
Items | UHF | VHF |
Frequency | 400-480MHz | 136-174MHz |
Channel Zone | 16 | |
Channel Capacity | 4000(250 Channels/Zone) | |
Antenna impedance | 50Ω | |
Dimension(H*W*D) | 115x54x35mm | |
Weight(W/battery) | 230g | |
Li-pol battery | 2000mAh | |
Rated Voltage | DC:7.4V | |
Battery: The average battery life under 5/5/90 duty cycle,and using carrier squelch and TX high power 2000mAH li-pol battery Analogue: 10.4hours /Digital: 14.5hours |
Note: The battery working life may have little difference.
Battery capacity maybe change without notice, but the list is standard specification.
Receiver
Items | UHF | VHF |
Frequency | 400-480MHz | 136-174MHz |
Channel Spacing | 12.5kHz/25kHz | |
Frequency stability (-20℃、+60℃、+25℃) |
+/-0.5ppm | |
Analogue sensitivity | 0.18μV | |
Digital sensitivity(5% BER) | 0.25μV/0.2μV | |
Intermodulation | 65dB | |
Adjacent channel selectivity | 60dB@12.5kHz/65dB@25kHz | |
Spurious rejection | 65dB | |
Rated audio | 500mw | |
Audio distortion @rated audio | 3% | |
FM hum &noise | -40dB@12.5kHz/-45dB@25kHz | |
Audio response | +1、-3dB | |
Conducted/radiated emission | -57dBm |
Transmitter
Items | UHF | VHF |
Frequency | 400-480MHz | 136-174MHz |
Channel Spacing | 12.5kHz/25kHz | |
Frequency stability (-30℃、+60℃、+25℃) |
+/-0.5ppm | |
Low Power | 1W | 2W |
High power | 4.5W | 5W |
Modulation restriction | ±2.5dB@12.5kHz/±5.0dB@25kHz | |
FM hum& noise | -40dB@12.5kHz/-45dB@25kHz | |
Conducted/radiated emission | -36dBm1GHz | |
Adjacent channel selectivity | -60dB@12.5kHz/-65dB@25kHz | |
Audio Response | +1、-3dB | |
Audio Distortion | 3% | |
FM modulation | 12.5kHz:11KOF3E 25kHz:16KOF3E |
|
4FSK digital modulation | 12.5kHz data: 7K60F1D and 7K60FXD 12.5kHz audio: 7K60F1E and 77K60FXE 12.5kHz data and audio: 7K60F1W |
|
Digital vocoder | AMBE+2TM | |
Digital agreement | ETSI-TS102 361-1、-2、-3 |
Main Fratures:
.Private Call
.Group Call
.All Call
.Scan
.Kill
.Revive
.Battery Save Mode
.One-touch Call
.Remote Monitor
.Call Alert
.Records for 200 hours
.Prompt Tone On/Off
.Low Power Voice/lcon Prompt
.Support Voice Prompt forChannel Switching or Function-Option
.Two Programmable Buttons for longpressing are available on the side.
Accessories:
Optional:
Keyword:
Online Inquiry
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