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DMR small and slim handheld business radio DR-320
Kdwera newgeneratuion DMIR adio DR-320, it integrated brand new features, and be capalble of all adhvanced digital technology features.It ultilizes TDMA technology to attain
double call capacily on a permitted fiequency. Low noise, crystal clear sound, as well as
confidentidl communicatlon from advainced voice encoder technology, greatly improves working eficiency.It supports lboth digita analogue working modes.
This prodluct is individed into following categories:
1.DR-320 without LED dot mix display
2.DR-320 with white or orange LED dot matrix dlisplay.
Features:
1. True-2-slot: Prowide2-slot communication which allows for 2 talk paths on a
fiequency; commply with Moto Tibo Tier I&II.
2. Support both digitdl and andlogue modes,fantastic digital operalion, and secure the smooth transition firom analogue to digitdl, and improve the radio utilization.
3. Fquipped wiuh the LED dot matrix display and definalble sidekeys.
4. LED dot mauix display can be set some commmon functions to convemient for
operation and status checked.
5. LED dot matrix display supports to show channel nummber, working mode and status i
con etc, and make users had better expenience with clear and vsible operation.
6. Suppornt up to 4000 channels to cater to diferent communication demands.(Total 16
zones,250 channels per zone.)
7. Suppornt to get menu operation on or off via software to convenient for task and
application management.
8. Using 2200MAh polymer lithium batteny to secure longer wornking time.
| Specification | ||
| Model | DR-320 | |
| Items | UHF | VHF |
| FrequencyRange | 400-480MHZ; 350-390MHZ | 136-174MHZ; 245MHZ |
| Channel Zone | 16 | |
| Total Channel Capacity (512) | 4000 (250 Channels/Zone) | |
| Antenna Impedance | 50Ω | |
| Dimension (H x W x D) | 92 x 56 x 28mm | |
| Weight (W/Battery) | 128G | |
| Li-polBattery | 2000mAh | |
| Rated Voltage | DC: 3.7V | |
| Battery life: The average battery life under5/5/90duty cycle, and using carrier squelch and TX high power. 2200mAh Li-pol battery: Analog: 10.6 hours / Digital: 14.3 hours | ||
| Receiver | ||
| Frequency | 400-480MHZ; 350-390MHZ | 136-174MHZ; 245MHZ |
| Channel Spacing | 12.5kHz /25kHZ | |
| Frequency Stability (-20ºC,+60ºC,+25ºC) | + / - 1.5ppm | |
| Analog Sensitivity (12 dB SINAD) | 0.3uV / 0.25uV | |
| Digital Sensitivity (5% BER) | 0.25uV / 0.20uV | |
| Intermediation | 65dB | |
| Adjacent Channel Selectivity | [email protected] / 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 | |||
| Frequency | 400-480MHZ; 350-390MHZ | 136-174MHZ; 245MHZ | |
| Channel Spacing | 12.5kHz /25kHZ | ||
| Frequency Stability (-20ºC,+60ºC,+25ºC) | + / - 1.5ppm | ||
| Low Power | 0.5W | 0.8W | |
| High Power | 2W | 2W | |
| Modulation Restriction | ±[email protected] /±5kHz@25kHz | ||
| FM Hum & Noise | -40dB @12.5kHz / -45dB @25kHz | ||
| Conducted /Radiated Emission | -36dBm<1GHz / -30dBm>1GHz | ||
| Adjacent Channel Selectivity | [email protected] / -65dB@25kHz | ||
| Audio Response | +1,-3dB | ||
| Audio Distortion | 3% | ||
| FM Modulation | 12.5kHz: 11K0F3E ; 25kHz: 16K0F3E | ||
| 4FSK Digital Modulation | 12.5kHz Data: 7K60F1D & 7K60FXD ; 12.5kHz Audio: 7K60F1E & 7K60FXE ; 12.5kHz Data & Audio: 7K60F1W | ||
| Digital Vocoder | AMBE+2 ™ | ||
| Digital Agreement | ETSI-TS102 361-1, -2, -3 | ||
| GPS(Optional) | |
| Precisely and standard designed for a long-term positioning( 95% value>could find 5 satellites @ rated -130dBm signal strength | |
| TTFF (time to first fix) cold start | < 1 min |
| TTFF (time to first fix) warm start | < 10 s |
| Horizontal Position Accuracy | < 10 ms |
Xiamen Kdwera Electronics Technology Co., Ltd. is a professional walkie-talkie manufacturer and high-tech enterprise for wireless communication in southern China. Our company have awarded kinds of national honors and international certificates since 1988 established. We have approximately 15000 product area, and own FIVE JUKI SMT lines. Thus we can release 35,000 two-way radios every month.
We have an engineering team with more than 20 years of experience on walkie-talkie. Every radio is designed by ourselves, so we can provide fully technical supports. And welcome OEM and ODM service.
We use state-of-the-art machines for R&D such as signal generators, HP network analyzers, RF testing machines and more. We have our own molding factory to offer customized samples for you. By now we have about 30 models for your selections.
OUR QC
Our QC team consists of over 15 members with fifteen years of experience on average. They carry out strict tests at every step. Every walkie-talkie tested and Write frequency before packed. We offer a one-year warranty for our products.
We have High-temperature tester, Low-temperature tester, drop tester, long-term battery life monitoring room, vibration tester, high-end digital test instrument etc.
Our Service
Timely response to customer's enquiry
Technology Communication
Guarantee after-sales service
U-PoC dispatching system .
LTE-CDR700UV supports tracking the DMR radios location and shows on U-PoC dispatching system.
SFR communication network
------- FAQ -------
1. Q: Are you a manufacturer?
A: Kdwera owning a 15,000 square meters manufacturing base, more than 20 R&D engineers and 100 manufacturing workers, we are among the top manufacturers and designers in China mainland for two-way radios and systems.
2. Q: What is MOQ (Minimum order quantity)
A: 2 pcs for sample test first is recommended. The price policy sets MOQ for bulk order based on cooperation relationship with us as a distributor, dealer or premium dealer, or OEM cooperation. Please contact us for details.
3. Q: Do you accept customized?
A: Rebranding is acceptable and OEM&ODM is welcomed.
4. Q: Could you offer free sample to test?
A: Sample will be charged firstly, but will be refunded to you when you put bulk order on us.
5. Q: What is your lead-time for order?
A: 5-7 days for sample, 30-35days for bulk order, depends on the quantity for new inquiries. We do forecast for long-term business relationship partners.
6. Q: When can I find tracking information of sample?
A: We will send you the tracking number of sample within 2 days after delivery.
7. Q: How do you ensure your quality?
A: The product is designed and produced with good material in the industry. The company is ISO 9000:2008 certified and we make 100% OQC before delivery. Both above reasons ensure low defective rate for our products. We set warranty policy for products and accessories. Please contact us immediately if some unpredictable defectives happen. Thanks
------- Delivery -------
Warranty
Provides a 12-months warranty service for system products delivered by Kdwera, Spare parts for 6 months
Technical Support
We provide support services such as configuration, programming, etc. online (email, live chat, remote, etc.) or on-site
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