Multi-path delay spread protectionYes, ADR (Advanced DECT receiver)Audio bandwidth200 Hz to 7 KHz (-3dB)Mode of operationFull-duplex on all routesEncryptionAES encryption, 256 bit Line in3.5mm jack, 20Hz to 20kHzTalk controls4 pushbuttons + reply key + 2 walkie-talkie keys (momentary, latching & auto mode)Volume / Level controls2x master or slave + menu navigationDisplayHigh contrast sunlight readable full colour LCD displayAudio promptsOut of range, Bluetooth connected / disconnected; beltpack registered / deregistered, beltpack unregistered / not registered, beltpack not connected, battery lowNo. of full-duplex audio paths6 with individual level controlHandheld operationWalkie-talkie modeVibrate moduleProgrammable vibrate indicates incoming calls and other notificationsInternal loudspeakerFreq. <500Hz to >7kHz 80dB/SPL/0.5W/1m, @ <5% THD.Remote health monitoringBattery charge status, via web browserBatteryLithium ion removeable battery pack with user removeable clipUSB chargingUSB Type C connector for beltpack chargingOperation time17 hours typicalHeadset connector4-pin male XLR, user replaceableMicrophone typeElectret (ca. 5V bias voltage) or dynamic, user selectable or automaticSide-tone and microphone gainIndividually adjustable for each beltpack & via remote controlBluetoothv4.1 (hands free profile & HSP headset profile) & A2DP advanced audio distribution profileBluetooth phone call mix into intercom✔Lanyard anchor points✔EnvironmentalIP-65 environmental sealing; protected against dust ingress and water spray from all angles (with XLR connector plugged in)Storage temperature-20 to 50 °C long term; -20 to 60 °C short termOperational temperature-10 to 55 °CHumidity0-90%, non-condensing Ta=40 °CDimensions(W) 86mm, (D) 48mm, (H) 130mm; (W) 3.4“ (D) 1.9“ (H) 5.1“Weight420g inc. battery and clip

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