TINY 120/180

Our fastest model for high-speed short-range transfers in shallow waters

TINY 120/180

System Overview

The TINY 120/180 modem delivers full-duplex underwater communication and simultaneous positioning with our field-proven S2C acoustic technology. Our highest-bitrate device, it is designed for ultra-fast, short-range links up to 62.5 kbit/s over 300 m, ensuring reliable, low-latency performance in shallow and noisy environments.

TINY 120/180

Key Features

With its omnidirectional beam pattern, the 120/180 coverage is optimal for high-speed data transfers in all directions across its operating range.

[01]

High-speed

120/180 achieves the fastest data rates in our product range - great for dynamic subsea operations requiring low-latency links in reverberant, confined or shallow waters

[02]

Ultra light and compact

TINY form factor for size- and weight-sensitive applications - optimal for AUV/ROV integration

[03]

Communication and positioning in one

Pair with other 120/180 modems for LBL or hybrid positioning and simultaneous data transfers - no mode switching needed

TINY 120/180

Technical Specifications

General

Speed Range

Fast short- and mid-range devices

Range

Short range

Transducer Beam Pattern

omnidirectional

Frequency Band

120 - 180 kHz

Acoustic Connection

up to 62.5 kbit/s

Listed bitrate refers to performance in optimal acoustic conditions and varies with the environment.

Naming and compatibility notice

Before mid-2025, this model was offered as S2C T HS. Our product naming has been streamlined for consistency - the 120/180 modems are acoustically compatible with all existing S2C HS devices.

Acoustic Performance Factors

Please note, that listed bitrate and operating range values refer to performance under optimal acoustic conditions and may vary with the environment. These figures indicate the upper limits of modem performance rather than guaranteed real-world results. Acoustic performance - including achievable range and data rate - depends on both environmental factors and the installation setup. It can be influenced by multipath propagation, variations in the sound velocity profile, ambient noise levels, and interference from vessel systems or nearby machinery. Optimal conditions typically include a calm sea state, low background noise, a uniform sound velocity profile, line-of-sight geometry, minimal multipath, and proper transducer placement.

Specifications are subject to change without notice.

TINY 120/180

Configration Options

TINY 120/180

Series

120/180

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Diver in full gear underwater interacting with a waterproof tablet on the seabed.