OTS Guardian Ffm, Hot Mic, 2 Channels W/ Squelch, Ptt Control, Ad

The Buddy Phone D2 is a digital, micro-miniature, ultrasonic transceiver allowing communication between two or more scuba divers and / or surface stations. (Sold Separately, Does Not Include FFM)

Nominal Range50 to 500 meters depending on sea conditions & noise levels.Transmission TypeUltrasound using upper single sideband (USB)Transmit Output Power0.5 watts PEPStandard Frequency (PEP)Recall & tone: Freq. A (Channel 1): 32.768 kHz USB

Freq. B (Channel 4): 31.250 kHzAudio Bandwidth300 to 3,000 HzAutomatic Gain ControlGreater than 80 dBEarphoneCeramicMicrophoneHigh Quality MicrophoneTransducerCeramic cylinderBattery Type:Alkaline 9V. Batteries not includedMaximum Operating Depth130 feet in sea water (fsw)Weight in Air8.1 ozSpecifications