
Item number | TYT-777 | |
General | ||
Frequency Range | 136~174MHz/350-390MHz/400-470/465-520MHz(optional) | |
Channel Capacity | 128 | |
Channel Spacing | 5 kHz/6.25kHz/10 kHz / 12.5kHz/25.0kHz | |
Frequency Stability | ±2.5ppm | |
Operating Temperature | -25~+60°C | |
Antenna Impedance | 50Ω | |
Operating Voltage | 7.2V | |
Dimensions(W×H×D) | 115x 56x 30mm | |
Weight | 220g(Include battery & antenna) | |
Battery | 1100/1300mAh (Li-ion Battery) | |
Transmitter | ||
RF output power | 4W/5W | |
Modulation Type | 16kΦF3E | |
Modulation Limiting | ≤5kHz | |
Modulation Character | +3dB / -3dB | |
Spurious Radiation | 0.75μW | |
Adjacent Ch. power | ≥65dB | |
Max Fr. Deviation | ≤5kHz | |
Occupied Bandwidth | ≤16KHz | |
Receiver | ||
Receiving Sensitivity | 0.25μV | |
Adjacent Ch. Selectivity | 60dB | |
Inter-modulation | 60dB | |
Co-channel suppression | -8dB | |
Audio Response | +2dB -10dB | |
Audio Output | 500mW | |
Audio Distortion | ≤3% | |
| Buyer | Product Information | Price | Order Date |
|---|---|---|---|
yiwu en
|
HOT!TYT-777 PORTABLE 2 WAY INTERPHONE |
US$101.99
|
20 February 2026 |
ZAKARIA SEEDAT
|
HOT!TYT-777 PORTABLE 2 WAY INTERPHONE |
US$101.99
|
08 April 2026 |
Vahap K.
|
HOT!TYT-777 PORTABLE 2 WAY INTERPHONE |
US$101.99
|
29 April 2026 |
S C.
|
HOT!TYT-777 PORTABLE 2 WAY INTERPHONE |
US$101.99
|
13 February 2026 |
MANOLIS DERMITZAKIS
|
HOT!TYT-777 PORTABLE 2 WAY INTERPHONE |
US$101.99
|
02 January 2026 |
| Buyer | Feedback | reviews text |
|---|---|---|
Burak G.
|
All fine =)
05 February 2026 |
|
Carlos Henrique Nascimento Carlos
|
Very good seller and very nice product. Works perfectly. Now I can give a litlle party...rs.rs..thanks.
27 December 2025 |
|
Cristina Yang
|
Ok thanks , perfect !!! Otimo produto , bem embalado e funciona perfeitamente , obrigado
27 February 2026 |
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