32-channel electroencephalograph Sienna Ultimate

32-channel electroencephalograph Sienna Ultimate from EMS Biomedical is built on a portable amplifier measuring 13 × 7.2 × 4 cm and weighing 230 g, which records and transmits signals either wired or wirelessly. The system is used in hospitals, operating rooms, epilepsy diagnostic centers, and research institutions. The Sienna family is modular: from routine recording to long-term video monitoring.

Features

• 32 EEG channels, all can be bipolar, plus SpO₂ and event button.
• Sampling rate 256–4000 Hz, 16-bit ADC (SAR), bandwidth 0.1–1500 Hz.
• Impedance over 100 MΩ, CMRR over 110 dB, noise less than 2 µV.
• Electrode impedance check 1–50 kΩ.
• Ethernet or Wi-Fi 802.11b/g; copy on a 32 GB flash drive is downloaded after connection loss.
• Li-ion battery or medical power supply.