4-Wire Intercom XLR Balanced Audio over fiber to 0~10 Kilometers

Features: Designed for 4-wire Intercom, Extending over Optical Fiber to 0~10 Kilometer. Speak and Listen over 2 sperated XLR port, Balanced Audio to Fiber the VOL and MIC controls allow you to manage the local audio interface directly from the device. Small size and light weight, easy carry Plug and play, with hot-pluggable SFP module Specs Fiber Optical Wavelength: 1310/1550nm or 1310nm or 850nm Output Power: -10~-3dBm Optical fiber: Single mode Fiber or Multimode Fiber Rx sensitivity: <-18dBm Optical connector: 1 x LC or 2 x LC optional Distance: 0~10KM (SMF Default) or 500 Meters (MMF) Audio: Input / Output Impedance: 10K Ohm Input capacitance LINE inputs: 10 pF Max input/output voltage: +4 dBu (1.228 Volts) Frequency Response: 20 Hz～24kHz @±3dB Sample Rates From: 48kHz SNR:> 80dB Connectors(please check the below drawing) Transmitter at Camera Side Interface: 5 pin XLR (Female) Microphone Micinputs: with mute and pre-amps Headphone: with volume up or down Receiver at Base Station Interface: 3pin XLR Female (Pin1: GND Pin 2: IN+ Pin 3: IN-) 3pin XLR Male (Pin1: GND Pin 2: OUT+ Pin 3: OUT-) General index Power supply: DC5~12V Power consumption <5 W Enclosure Small Size: 113 x 88 x 39 mm Net weight: 450g /pair (with Power supply Case Material: Aluminum Alloy Work Temp: -20°C to 55°C Storage Temp: -20°C to 70 °C humidity: 0 ~ 95% (non-condensing) Package Includes: 1) 1 x Transmitter with SFP module at Camera side 2) 1 x Receiver with SFP module at Station side 3) 2 x Power Supply Adapters BY-Intercom-306 (4-wire) BY-Intercom-306 (4-wire)