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Ocean Technology OTS Guardian FFM Buddy Phone D2:
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Buddy Phone Through-Water Transceivers (1/2 Watt Output Power) BUDDY PHONE THROUGH-WATER TRANSCEIVERS (Sold Separately, Does Not Include FFM)
The Buddy Phone® D2 is a digital, micro-miniature, ultrasonic transceiver allowing communication between two or more scuba divers or surface stations. Using 'Digital Signal Processing' (DSP) techniques, the Buddy Phone produces uncompromising speech clarity.The Buddy Phone® D2 differs from our standard Buddy Phone in that it is digitally controlled and has some fantastic new features such as: a voice menu to guide you adjust your Volume, change from Channel A to Channel B, or put the Buddy Phone in a continuous voice transmission mode.
Specifications Nominal Range 50 to 500 meters depending on sea conditions & noise levels. Transmission Type Ultrasound using upper single sideband (USB) Transmit Output Power 0.5 watts PEP Standard Frequency (PEP) Recall & tone: Freq. A (Channel 1): 32.768 kHz USB Freq. B (Channel 4): 31.250 kHz Audio Bandwidth 300 to 3,000 Hz Automatic Gain Control Greater than 80 dB Earphone Ceramic Microphone ME-16R Hot-Mic (Dynamic) or Super Mic (Standard)(Ceramic) Transducer Ceramic cylinder Battery Type: Alkaline 9V. Batteries not included Maximum Operating Depth 130 feet in sea water (fsw) Weight in Air 8.1 oz