Baofeng BF-M4 Handheld Outdoor 50km Mini FM High Power Walkie Talkie US Plug

General parameters
1. Frequency range: 400-470MHZ
2. Working voltage: 3.7V lithium battery Antenna impedance: 50Ω
3. Storage channels: 16 Volume: 115.5*56.8*34.5mm
4. Frequency stability: ±2.5ppm Working mode: same frequency simplex or different frequency simplex
5. Working temperature: -30℃~+60℃ Grounding method: negative
6. Battery: 5800 mA
7. USB direct charge
8. Weight: about 355 grams
9. Dimensions: 115.5x56.8x34.5 mm

Launch part
1. RF power: <5W residual wave radiation: ≦-60dB
2. Emission current: ≦1000mA Maximum frequency deviation: ≦±5KHz
3. Modulation method: frequency modulation, pre-emphasis characteristics: 6dB per octave

Receiving part
1. Receiving sensitivity: <0.16uv (12dB SINAD) Squelch sensitivity: <0.2uv
2. Intermodulation anti-interference: ≧60dB Audio distortion: <10%
3. Audio power: ≧380mW Receive current: ≦380mA

Features
1. Side key function definition
2. Battery voltage prediction
3. Transmission timeout
4. Busy lock
5. Scan switch
6. Squelch level (0-9 level)
7. Voice switch/voice selection
8. Computer Programming
9. Voice-activated emission (VOX)
10. Ending cancellation
11. Power saving function
12. Sub-audio QT/DQT digital sub-audio