The MK-7 BuddyLine is a compact, self-contained one or two-diver air intercom. It will allow clear communications in the 4-wire mode (round robin) and includes the THB-7A Deluxe Headset (with boom mic). The MK-7 BuddyLine was specifically designed for Search & Rescue Teams to have an underwater communication device that needs little set-up time.

The 2 watts of power is managed by state-of-the-art circuitry allowing relatively long life and great intelligibility. MK-7 BuddyLine operates on 8 AA alkaline batteries. The MK-7 BuddyLine and our ComRope is a great package that ensures a dive operation runs smoothly.

The MK-7 BuddyLine is a compact, self-contained one or two-diver air intercom. It will allow clear communications in the 4-wire mode (round robin) and includes the THB-7A Deluxe Headset (with boom mic). The MK-7 BuddyLine was specifically designed for Search & Rescue Teams to have an underwater communication device that needs little set-up time. The 2 watts of power is managed by state-of-the-art circuitry allowing relatively long life and great intelligibility. MK-7 BuddyLine operates on 8 AA...

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Battery life: 12 hours continuous use
Frequency response: 600 to 10,000 Hz
Output Power (watts): 2
Charging time: 14 hours with optional rechargeable batteries
Controls: Volume: Tender, Diver 1, Diver 2
Speakers: Headset with boom microphone
Low Battery Indicator: audio tone
*RB-11 only works with OLD style MK-7 with battery snaps. New MK-7 only has AA battery option*
Battery type: (8) AA alkaline batteries or optional RB-11
H x W x D: 17.1 x 11 x 7.7cm (6.725”x 4.35”x 3.0”)
Weight with batteries: 0.68kg (1.5 lbs)