Specialized Equipments
Portable Underwater Communication System
One-man underwater communicator (HT-2861C)
Function:Double-layer structure design,independent battery compartment, with power indication function. Domestic shell, Taiwan components.

Two-man underwater communicator (HT-6869/HSU)
Features: Built-in 6400mAh lithium battery with LCD power display. with broadcast call function. Three-way call function, optional diver call function. Diver intercommunication function. Optional helium-oxygen mixed gas diving ammonia voice recovery function and long- distance communication function. Imported shell, U.S. imported components.

Embedded, Rack-mounted Underwater Communication Systems
Embedded single person underwater communicator(HT-9011D)
Features:Built-in 3200mAh lithium battery, imported accessories. With power indication function. Panel amplification function. 316 stainless steel material, embedded installation design, ultra-thin design.

Rack-mounted three- person underwater communicator (HT-1433)
Features: Support AC 220V power supply, with broadcast call function, optional diver call function. Diver interoperability function. Can perfectly realize four-way call with black box function. Optional helium-oxygen hybrid diving helium voice reduction function. 4U standard rack mount chassis with US imported components.

Underwater Recall System
Diver Recall System(HT-200W-2)
Function:Diver Wired Communication Function Diver Recall Function Surface Amplification Function

Multifunctional emergency rescue communication system (HT-401D)
Function:Diver Recall
Remote wired communication function Voice Pickup Function
Two recall alarm sound modes: beep, tac
Host power indication and low voltage alarm function

Portable Underwater Video System
HD underwater video recorder(HT-3362)
Feactures:13.3-inch high-definition industrial-grade LCD screen, HD display, HD 1080P recording and output. Recording media for SD card, waterproof keypad, key operation, with video pause function. With one key video recording, one key stop, remote control to take pictures, key to take pictures. Equipped with recording input interface, audio and video playback function.
Equipped with a 120-meter underwater video cable, a camera, an LED light and other accessories.

HD underwater video recorder (HT-3595K-3)
Feactures:27-inch high-definition and high-brightness industrial screen, two-way HD 1080P video recording and output. Video recording medium is U disk, waterproof button operation, with one key recording, one key stop, one key pause function, with picture-in-picture function. Two-way can be independently operated, can be independently input characters, with recording input interface. With HDMI output function. Can remotely take pictures. With three-person communicator, equipped with call handle and call headset, handle with PTT communication switch. With a three-person communicator, with a PTT communication switch. Equipped with a 120-meter underwater video cable, a camera, an LED light and other accessories.

Rack type Underwater Video recording System
Rack type underwater video recorder(HT-3595K-E)
Feactures:Rack-mounted 15.6-inch high-definition industrial screen, HD 1080P recording and output, high-brightness glare display, visible in direct daylight. Video media is U disk. Key operation, with video pause, support waterproof keyboard character input function. Equipped with recording input interface, with a key video, a key pause function, can be remote control photography. With 120m underwater video cable, camera, LED lights and other accessories.

Rack type underwater video recorder (HT-3595K-D)
Features:Rack-mounted 15.6-inch high-definition industrial screen, HD 1080P recording and output, high-brightness glare display, visible in direct daylight. Video media is U disk. Key operation, with video pause, support waterproof keyboard character input function. Built-in single communicator. With a key recording, a key pause function, remote control photography. Equipped with recording input interface, with call handle and call headset, handle with PTT call switch. With 120 meters underwater video cable, camera, LED lights and other accessories.

Diving Air Control System
One-man air control system(HT-9111)
Function:Supports one diver working
One high pressure gas input and one low pressure gas input. With single person communicator. Pressure gauge and depth gauge with luminous display. Medical sanitary grade 316L stainless steel piping.Optional regulator anti-ice plugging function.

Two-man air control system (HT-9513CC)
Features:13.3 HD industrial-grade screen with HD display, HD 1080P two-way video recording and output. High brightness and strong light display, visible in direct sunlight. Video recording medium is double SD card, with one key recording, one key stop function, remote control for taking photos. Equipped with call handle and call headset, handle with PTT call switch. Sound playback, picture-in-picture function, waterproof button, with recording input interface. Equipped with a 120m underwater video cable, a camera, an LED light and other accessories. Support two divers working at different depths at the same time.

Diving Helmets and Masks
Diving mask(HT-301)
Function:The HT-301 diving mask is an adjustable respirator with low breathing resistance and self- adjusting air supply according to the user’s needs. Side seals are standard, and the programmed B-type structure can be picked up and wrapped around the umbilical cord on the diver’s shoulder. The communication connection is a watertight plug. The mask housing is made of high-strength polycarbonate compliant material, and the exhaust valve and mask are integrated. The neoprene headgear, which keeps the diver warm and holds the headset, is secured to the mask by stainless steel straps. The headband is made of hard-wearing natural rubber that fits over the headgear and ensures a tight seal on the mask.

Transmitter and receiver (EP-500)
Features:Can match various types of diving masks at home and abroad. 5W headset 2pcs, deep water microphone 1pc

Diving Umbilicals
2-in-1 Umbilical Cord Tube(Air+Comm)
Function:It consists of a main tube with an inner diameter of 9.2mm and an underwater reinforced special four-core shielded telephone cable twisted into a twist. The two ends of the umbilical with good connectors can be connected to the diving mask and the diving phone. The surface end can be connected to the air source and diving phone, the underwater end can be connected to the diving mask, and the underwater end D-ring is equipped with a quick hook. The underwater four-core shielded telephone cable is specially reinforced and has sufficient breaking force of more than 400kg, which can be used as a safety rope to pull the diver out of the water in critical moments.

5-in-1 Umbilical Cord Tube (Air+Pneumo+ Comm+video, light+Hot water)
Features:The umbilical hose consists of a main air hose with an internal diameter of 9.2 mm, a depth-finding hose with an internal diameter of 6.3 mm, a special four-core shielded telephone cable for underwater reinforcement, a special coaxial video cable and a hot water hose with an internal diameter of 12.5. The umbilical hose has good connectors at both ends for direct connection to the diving mask, diving telephone and air distribution panel. The special underwater four-core shielded telephone cable is specially reinforced to provide sufficient tensile strength (over 400 kg).

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