LANCHONLH is a leading expert in Mode Digital-analog Compatible Dmr Digital Intercom Walkie Talkies. With our own factory in China, we ensure top-notch quality control and production standards. Our devices boast compatibility with most Bluetooth headphones available on the market, providing unparalleled versatility.
whole part | receiving part | broadband | ||
Working frequency matching |
Ward A Ward B TX:136MHz-174MHz TX:136MHz-174MHz 400MHz-470MHz 400MHz-470MHz |
adjacent channel selectivity | ≤70db | ≤60db |
step frequency | 5KHz/6.25KHz/10KHz/12KHz/25KHz/50KHz/100KHz | Intermodulation | ≤65db | ≤60db |
number of channels | 128 | spurious response | ≤70db | ≤70db |
Operating mode | F2D/D3E | audio response |
+1~3db (0.3~3KHz) |
+1~3db (0.3~2.55KHz) |
Operating temperature | -20℃~40℃ | SNR | ≥45db | ≥40db |
Antenna damping | 50Ω | audio distortion | ≤5% | |
power requirements | 7.4VDC | audio power | ≤500nW | |
weight | 295g | sensitivity | UHF/VHF:0.25μV(12db SINAD) | |
Dimensions | 131*51*34(mm) |
launch part | Broadband | Narrowband | Transmitting section | Broadband | Narrowband |
Modulation | 16K F3E | 11K F3E | Maximum frequency difference | ±5KHz | ±25KHz |
adjacent channel power | ≥70db | ≥60db | frequency stability | ±2.5ppm | |
stray | ≤60db | ≥60db | audio distortion | ≤5% | |
audio response |
+1~3db (0.3~3KHz) |
+1~3db (0.3~2.55KHz) |
Output Power | 5W/1W(VHF) | |
4W/1W(UHF) |