Retevis RT78 App supported Bluetooth Dual Band Handheld Radio
Features:
- Full function mobile app operation
- Full function mobile app operation, no need for professional frequency writing
- IP67 waterproof
- Mobile app real time positioning
- Network relay function
- Fast automatic team building
- No need to insert card, free forever, and can also realize the function of public interphone
Description:
- Frequency range: UHF 400-470MHZ
- Channel number: 16*N group（N≧ 1)
- RF power:≤4w
- Channel space:25khz(wideband) 12.5khz(narrowband)
- Support network: 2G, 3G, 4G, 5G, WiFi, CDMA, GSM, etc.
- Supply voltage: 3.7 V lithium battery
- Battery capacity: 5200 mAh
- Charging interface: USB
- Mode of operation: full-featured APP operation
- FM radio: FM 88-108MHz
- Frequency stability: ±2.5ppm
- Working temperature: -20 ~ +60 ° C
- Dimensions: 58 (W) x 125 (H) x 35 (D) mm (without antenna)
- Weight: body 140g battery 120g
Electrical properties:
| Wideband | Narrowband | |
| Sensitivity（12DB SINAD) | ≤0.20μV | ≤0.22μV |
| Adjacent Channel Selectivity | ≥70db | ≥65db |
| intermodulation rejection | ≥65db | ≥60db |
| False signal response | ≥70db | ≥70db |
| Audio response | ±1～-3db(0.3～3khz) | ±1～-3db(0.3～2.55khz) |
| Signal to noise ratio | ≥45db | ≥40db |
Launch part
| broadband | narrowband | |
| output power |
≤4W |
|
| modulation mode | 16KφF3E | 11KφF3E |
| Adjacent channel selectivity | ≥70db | ≥60db |
| FM noise | ≥45db | ≥43db |
| Parasitic and harmonic | ≥60db | ≥60db |
| Audio response | ±1～-3db(0.3～3khz) | ±1～-3db(0.3～2.55khz) |
| Modulation distortion |
≤3% |
|
Accreditations
Order Handling Time within 3 Working days(Pre-sale products excluded).
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