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1-3 km long-distance intercom
The combination of LEDs is identified as two diodes
Volume adjustment: Encoder knob adjustment
Charging input: DV5V/1A
it has mono/stereo mode to combine or separate the two audio tracks for better post-processing
BAKU BK-1502DD DC Regulated Power Supply DC Ammeter Laptop Mobile Phone Repair Digital Display, Specification:220V EU Plug Qingzhuangshidai 1-3 km long-distance intercom1. Type: Switching DC regulator 2. Maintain special power supply for communication, which is designed for mobile phones and other communication equipment 3. The voltage measurement interface can be replaced by a precision digital voltmeter to measure the voltage DC 4. RF signal detection, suitable for maintenance of communication equipment 5. Handle the protection after short circuit, and have sound and light prompts, and automatically recover the
