RT78 App support Bluetooth Dual Band Handheld walkie talkie

In Stock Unavailable
SKU: A9190Z-C9034A

Regular price $84.99

*Bluetooth connection to mobile phone

*Full function mobile app operation

*IP67 waterproof

*Mobile app real time positioning

FREE shipping on all orders over $100.


  1. Full function mobile app operation
  2. Full function mobile app operation, no need for professional frequency program,
  3. IP67 waterproof
  4. Mobile app real time positioning
  5. Network relay function
  6. Fast automatic team building
  7. No need to insert card, free forever, and can also realize the function of public interphone


  1. Frequency range: UHF 400-470MHZ
  2. Channel number: 16*N group(N≧ 1)
  3. RF power:≤4w
  4. Channel space:25khz(wideband) 12.5khz(narrowband)
  5. Support network: 2G, 3G, 4G, 5G, WiFi, CDMA, GSM, etc.
  6. Supply voltage: 3.7 V lithium battery
  7. Battery capacity: 5200 mAh
  8. Charging interface: USB
  9. Mode of operation: full-featured APP operation
  10. FM radio: FM 88-108MHz
  11. Frequency stability: ±2.5ppm
  12. Working temperature: -20 ~ +60 ° C
  13. Dimensions: 58 (W) x 125 (H) x 35 (D) mm (without antenna)
  14. Weight: body 140g battery 120g

Package Include:

1*RT78 Two Way Radio
1* Li-ion Battery
1*User Manual
1* Belt clip
1*USB charging Cable
1* USB desk  charger
1* Charging  adapter

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%

Retevis RT78 Bluetooth APP

Retevis RT78 Multi Language Manual

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