RETEVIS RT82 136-174&400-480MHz 3000CHS Dual Band DMR Digital Waterproof Two Way Radio Handheld Walkie Talkie, GPS Version, EU Plug

1. Use the digital mobile radio (DMR) layer 2 standard protocol. It is compatible with other brands and models of popular MOTO TRBO series Tier I and II that use standard encryption and other DMR-enabled radios. It is also compatible with any existing analog two-way radios operating on supported UHF and VHF frequencies and can be easily ported to digital technology
2. It also has many functions, such as GPS, CTCSS & DCS, VOX, surveillance, emergency alert, scanning, key lock, TOT, password lock, power saving, low battery reminder, analog and digital combination, LED indicator, etc.
3. Frequency: 136-174&400-480MHz
4. Channel spacing: 12.5KHz
5. Channel: 3000
6. Frequency stability: +/-1ppm
7. Working temperature: -30 to +60 degrees Celsius
8. Working voltage: 7.4V DC
9. Battery capacity: 2200mAh
10. Antenna impedance: 50 ohms
11. Audio impedance: 1W @16 ohm
12. Dimensions: 132 x 37 x 64mm
13. Weight: 300g (including battery)

Transmitter:
1. Power: UHF is less than or equal to 5W, VHF is greater than or equal to 4W
2. Digital protocol: ETSI-TS102 361-1, -2, -3
3. Standby current: 0.18A
4. FM modulation mode: 11K0F3E@12.5KHz, 14K0F3E @ 20KHz, 16K0F3E @ 20KHz
5. 4FSK digital mode: 12.5KHz (data only): 7K60FXD, 12.5KHz (data and voice): 7K60FXW
6. Modulation distortion: less than 5%
7. Adjacent channel power: less than or equal to 60dB@12.5KHz
8. Audio response: +1 to -3dB

Receiver:
1. Adjacent channel selectivity: less than or equal to -60dB@12.5KHz
2. Same frequency suppression: greater than or equal to 65dB
3. Spurious response: greater than or equal to 70dB
4. Audio response: +1 to -3dB
5. Rated audio distortion: less than 5%
6. Audio power: 1W